Cloth ear-protector

Details Cloth ear-protector Cloth ear-protector

1991-10-07

1993-09-21

McInroy, Ruth

Equipment for safety, protection, and rescue

Fire extinguisher or casing therefor

Portable or hand held

Patent

active

D03396592

REFERENCES:
patent: 1772223 (1930-08-01), Pence
patent: 2149383 (1939-03-01), Bean
patent: 2184996 (1939-12-01), Jacobs
patent: 2504826 (1950-04-01), Goldman
patent: 2561857 (1951-07-01), Goldman
patent: 2700162 (1955-01-01), Fuller
patent: 3249949 (1966-05-01), Rosenberg et al.
patent: 4805239 (1989-02-01), Ciago
patent: 4935965 (1990-06-01), Wassell

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