Equipment for safety – protection – and rescue – Fire extinguisher or casing therefor – Portable or hand held
Patent
1992-10-13
1994-05-24
Chin, Kay H.
Equipment for safety, protection, and rescue
Fire extinguisher or casing therefor
Portable or hand held
Patent
active
D03472981
REFERENCES:
3M product literature for Particulate Respirators (Apr. 1990).
3M product literature for Gas and Vapor Respirators (Jun. 1990).
Byram David C.
Japuntich Daniel A.
Steffen James E.
Chin Kay H.
Griswold Gary L.
Hanson Karl G.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
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