Document Type and Number:
Japanese Patent JPS5028476
Kind Code:
U
Application Number:
JP8217073U
Publication Date:
April 01, 1975
Filing Date:
July 10, 1973
Export Citation:
International Classes:
E04H6/16; (IPC1-7): E04H6/16
Domestic Patent References:
| JP41016672A | ||||
| JP45040090A |