Welding mask

Details Welding mask Welding mask

1995-01-09

1996-01-23

McInroy, Ruth

Equipment for safety, protection, and rescue

Body restraint or protective covering

Face, mouth, or ear

Patent

active

D03665402

REFERENCES:
patent: D220076 (1971-03-01), Anderson
patent: D296832 (1988-07-01), Bachik
patent: D308266 (1990-05-01), Van Wyk
patent: D308586 (1990-06-01), Van Wyk
patent: 2786204 (1957-03-01), Simpson
patent: 3517392 (1970-06-01), Hodge et al.
patent: 4185328 (1980-01-01), Graveno
patent: 4646363 (1987-03-01), Wood
patent: 4707860 (1987-11-01), Holmstrom
patent: 4774723 (1988-10-01), Ruck
patent: 4853973 (1989-08-01), Boochard
patent: 4916753 (1990-04-01), Khacdung
patent: 5031237 (1991-07-01), Honrud
patent: 5062156 (1991-11-01), Siegal
patent: 5123114 (1992-06-01), Desanti
patent: 5140707 (1992-08-01), Johnson

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