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
D03472990
REFERENCES:
patent: D294410 (1988-02-01), Montest
patent: 2751904 (1956-06-01), Lewis
patent: 4756308 (1988-07-01), Ryback
patent: 4827924 (1989-05-01), Japuntich
patent: 4838262 (1989-06-01), Katz
patent: 4958633 (1990-09-01), Angell
3M product literature for Particulate Respirators (Apr. 1990).
3M product literature for Gas and Vapor Respirators (Jun. 1990).
Bryant John W.
Byram David C.
Japuntich Daniel A.
Kellett Alan G.
Lees Richard A.
Chin Kay H.
Griswold Gary L.
Hanson Karl G.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
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