Ear plug

Details Ear plug Ear plug

1999-08-11

2000-12-26

Reid, Stella

Medical and laboratory equipment

Prophylactic article

Ear plug or nose clip

2404

Patent

active

D04356454

REFERENCES:
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patent: D195322 (1963-05-01), Hill
patent: D239416 (1976-03-01), Visor
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patent: D298356 (1988-11-01), Falco
patent: D372776 (1996-08-01), Leight
patent: D414260 (1999-09-01), Conner
patent: 2427664 (1947-09-01), Dunbar et al.
patent: 2487038 (1949-11-01), Baum
patent: 4540063 (1985-09-01), Ochi et al.
patent: 4867149 (1989-09-01), Falco
patent: 5809574 (1998-09-01), Falco et al.
patent: 5819745 (1998-10-01), Mobley et al.
Siebe North, Inc. Hearing Protectors Catalog HP-105, Mar. 1994.
Lab Safety Catalog, pp. 85-87.

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