Welding mask

Details Welding mask Welding mask

1996-04-10

1998-04-28

McInroy, Ruth

Equipment for safety, protection, and rescue

Body restraint or protective covering

Face, mouth, or ear

2902

Patent

active

D03939332

REFERENCES:
patent: D296832 (1988-07-01), Bachik
patent: D310276 (1990-08-01), Fuerthbauer et al.
patent: D310432 (1990-09-01), Boochard
patent: D355053 (1995-01-01), Honrud
patent: D365666 (1995-12-01), Gumpp
patent: D366540 (1996-01-01), Elias
patent: 2644159 (1953-07-01), Jacobs
Catalog, Switch Optrel, Switzerland Mark, 1995.
Catalog, Wink-GS, Japan, published before Apr., 1996.
Catalog, Weldomatic 2000, published before Apr., 1996.
Catalog, Optrel, Switzerland, published before Apr., 1996.
Catalog, Speedglas APC, published before Apr., 1996.
Catalog, Fibre-Metal Protective Equipment, published before Apr., 1996.

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