Document |
Document Title |
JPH0425762U |
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JPH0422978U |
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JPH0420364U |
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JPH0438966A |
PURPOSE: To surely activate a jumping force irrespective of a landing spot by adjusting the buoyancy of a balloon not to exceed the weight of one's body and connecting the balloon having the buoyancy to the body. CONSTITUTION: A balloon ...
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JPH0413162U |
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JPH0411063U |
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JPH03107957U |
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JPH03101974U |
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JPH03221078A |
PURPOSE: To carry out a soft landing by providing a timed pressure applying device for generating a lifting force nearly equal to the weight of a person for a specified time period from a moment at which the person kicks the ground with ...
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JPH0394264U |
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JPH0388564U |
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JPH0385097U |
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JPH03186278A |
PURPOSE: To obtain the high impact absorptivity and mechanical strength of the pole for pole jumps by laminating a film layer having a specific strength, modulus of elasticity and specific m.p. and a fiber-reinforced thermosetting resin ...
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JPH0375761U |
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JPH0373145U |
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JPH0367668U |
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JPH0358454U |
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JPH0354666U |
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JPH037849U |
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JPH033365U |
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JPH031011Y2 |
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JPH03204Y2 |
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JPH03205Y2 |
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JPH0247969Y2 |
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JPH0247968Y2 |
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JPH0247967Y2 |
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JPH0247966Y2 |
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JPH0246925Y2 |
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JPH0246924Y2 |
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JPH02141469U |
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JPH0255056B2 |
1. Spring board for gymnastics, wherein a curved top board (6) having a jumping-off area and a curved supporting board (1) form an acute angle and are separated at a distance from the angle apex by means of an S-shaped spring leaf (2), t...
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JPH0243399Y2 |
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JPH0243401Y2 |
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JPH0243402Y2 |
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JPH0243400Y2 |
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JPH0242300Y2 |
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JPH0242298Y2 |
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JPH0240997Y2 |
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JPH0239485Y2 |
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JPH0236529Y2 |
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JPH0236530Y2 |
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JPH02118570U |
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JPH0234923Y2 |
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JPH0241340B2 |
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JPH02114099U |
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JPH02114068U |
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JPH02109662U |
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JPH02203887A |
PURPOSE: To obtain a safely usable play device with simple structure by arranging a chain link embedded in an elastic polymer material so that the chain can be stretched elastically under a load. CONSTITUTION: A suspending chain 1 of a s...
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JPH0298964U |
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JPH02191471A |
PURPOSE: To strengthen trainer's grasping power as well as the strength of trainer's legs by training, by a method wherein elastic grips bent nearly in the shape of a letter U are fitted to both the ends of a rope. CONSTITUTION: Elastic ...
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