Equipment for safety – protection – and rescue – Fire extinguisher or casing therefor – Portable or hand held
Patent
1983-10-27
1986-09-02
Largen, James R.
Equipment for safety, protection, and rescue
Fire extinguisher or casing therefor
Portable or hand held
Patent
active
D02854961
REFERENCES:
patent: D189009 (1960-10-01), Muller et al.
patent: D226140 (1973-01-01), King
patent: D236033 (1975-07-01), Dryden
patent: 2845926 (1954-05-01), Hill
Advertisement Sept. 1981, National Safety News, p. 68-69, Respirator Mask.
Largen James R.
Oxygen Therapy Institute, Inc.
Vinson Brian N.
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