Mask

Details Mask Mask

1999-02-11

2000-08-29

Zarfas, Louis S.

Equipment for safety, protection, and rescue

Body restraint or protective covering

Face, mouth, or ear

2902

Patent

active

D0430361&

REFERENCES:
patent: D248497 (1978-07-01), Slosek
patent: D374507 (1996-10-01), Beliveau
patent: 4090510 (1978-05-01), Segersten
patent: 4319564 (1982-03-01), Magidson
patent: 4384577 (1983-05-01), Huber et al.
patent: 4719911 (1988-01-01), Carrico
patent: 5003632 (1991-04-01), Claude
patent: 5012805 (1991-05-01), Muckerheide
patent: 5261398 (1993-11-01), Sobolik
patent: 5374458 (1994-12-01), Burgio
patent: 5416923 (1995-05-01), Peugh
patent: 5819731 (1998-10-01), Dyrud et al.
patent: 5848589 (1998-12-01), Welnetz
Sep. 1981 Dust/Mist Respirator #870 and Dust/Fume/Mist Respirator #9920, p. 69, National Safety News, D24/110.1 shoe.

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