Title:
HELICOPTER
Document Type and Number:
Japanese Patent JPS521898
Kind Code:
A
Abstract:
PURPOSE: At first rotary wing is rotated by power source on earth, after take off, manual power maintains the vehicle on air.
Inventors:
TATSUNO HIYOSHI
Application Number:
JP7733475A
Publication Date:
January 08, 1977
Filing Date:
June 23, 1975
Export Citation:
Assignee:
TOKYO TATSUNO KK
International Classes:
B64C31/04; B64C27/04; (IPC1-7): B64C27/04
Next Patent: SEMICONDUCTOR LASER DEVICE