Equipment for safety – protection – and rescue – Body restraint or protective covering – Face – mouth – or ear
Patent
1992-10-06
1994-08-09
Douglas, Alan P.
Equipment for safety, protection, and rescue
Body restraint or protective covering
Face, mouth, or ear
D151441
Patent
active
D03495884
REFERENCES:
patent: Re29684 (1978-06-01), Gordon
patent: D139883 (1945-01-01), Le Vasseur
patent: D250856 (1979-01-01), Siebert
patent: D324745 (1992-03-01), Flores
patent: 2384765 (1945-09-01), O'Reilly
patent: 2726395 (1955-12-01), Anderson
patent: 4863244 (1989-09-01), Fuerthbauer et al.
patent: 5015086 (1991-05-01), Okaue et al.
Backs Jochen P.
Howard Paul L.
Davis Antoine D.
Douglas Alan P.
OSD Envizion Company
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