Fire extinguisher

Details Fire extinguisher Fire extinguisher

2006-07-25

2006-07-25

Scherbel, David A. (Department: 3752)

Fire extinguishers

Portable vessels

C169S075000, C239S071000, C239S074000, C073S129000, C137S557000

Reexamination Certificate

active

07080695

ABSTRACT:
The present invention relates to a fire extinguisher, in particular, to a fire extinguisher with an observation window formed in it, allowing to observe inside thereof so that one can easily confirm with naked eyes whether the extinguishing agent filled in the main body of the fire extinguisher is of prescribed quantity, or the extinguishing agent filled in is in an intact state, i.e. not hardened.

REFERENCES:
patent: 1646968 (1927-10-01), Louder
patent: 3675722 (1972-07-01), Balmes, Sr.
patent: 3702637 (1972-11-01), Bower
patent: 4088194 (1978-05-01), Hard
patent: 4530496 (1985-07-01), Smith et al.
patent: 4886122 (1989-12-01), Goodnight
patent: 6125940 (2000-10-01), Oram
patent: 10-033708 (1998-02-01), None
patent: 10-305111 (1998-11-01), None
patent: 1999-0042154 (1999-12-01), None
International Search Report for PCT/KR02/01559; ISA/KR; Mailed: Dec. 18, 2002.

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