Helicopter

Details Helicopter Helicopter

1995-01-24

1996-10-29

Chin, Kay H.

Transportation

Aircraft, spacecraft, or fuselage

Vertical takeoff type

Patent

active

D03750779

REFERENCES:
patent: D239710 (1976-04-01), Garrison
patent: D242338 (1976-11-01), Gilday
patent: D278227 (1985-04-01), Johnston, Jr.
patent: D332078 (1992-12-01), Shallene
patent: D357894 (1995-05-01), Arnold et al.
patent: D363054 (1995-10-01), Taylor et al.
patent: 4809930 (1989-03-01), Ballerio et al.
patent: 5093677 (1992-03-01), McMahon
patent: 5209430 (1993-05-01), Wilson et al.
Canadian Design Patent No. 35187, Mar. 29, 1972 United Aircraft Corporation, East Hartford, Conn. USA.

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