Combined motorcycle helmet and air filter

Details Combined motorcycle helmet and air filter Combined motorcycle helmet and air filter

1991-10-23

1994-07-12

McInroy, Ruth

Equipment for safety, protection, and rescue

Fire extinguisher or casing therefor

Portable or hand held

D29 14

Patent

active

D03487512

REFERENCES:
patent: D330096 (1992-10-01), Heinrich
patent: D331474 (1992-12-01), Lehtonen
patent: D334250 (1993-03-01), Gallet
patent: 4291418 (1981-09-01), Zeisler
patent: 4498202 (1985-02-01), Yamamoto
patent: 4549542 (1985-10-01), Chien
patent: 4587676 (1986-05-01), Estadella
patent: 4852562 (1989-08-01), Howie
patent: 4860389 (1989-08-01), Morin
patent: 4964178 (1990-10-01), Giancarlo et al.
patent: 5093939 (1992-03-01), Noyerie et al.

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