Inflatable helmet

Details Inflatable helmet Inflatable helmet

1990-04-06

1991-07-30

Word, A. Hugo

Equipment for safety, protection, and rescue

Fire extinguisher or casing therefor

Portable or hand held

Patent

active

D03187470

REFERENCES:
patent: D204730 (1966-05-01), Dunning
patent: D204927 (1966-05-01), Dunning
patent: 724444 (1903-04-01), Curtiss
patent: 2618780 (1950-07-01), Cushman
patent: 2664567 (1950-12-01), Nichols
patent: 3555561 (1971-01-01), Neis
patent: 3608089 (1969-11-01), Abbatelli
patent: 3953892 (1976-05-01), Kennedy et al.
patent: 4095294 (1978-06-01), Winterbottom
patent: 4343047 (1982-08-01), Lazowski et al.
patent: 4663785 (1987-05-01), Comparetto
patent: 4885807 (1989-12-01), Snow, Jr.

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