Welding mask

Details Welding mask Welding mask

Filed on

1988-07-21

Date issued

1990-08-28

Examiner

Burke, Wallace R.

Patent Class

Equipment for safety, protection, and rescue

SubClass

Fire extinguisher or casing therefor

SubSubClass

Portable or hand held

Other Related Categories

D29 8

Type

Patent

Status

active

Patent number

D03102769

Description

REFERENCES:
patent: 2644159 (1953-07-01), Jacobs
patent: 4101980 (1978-07-01), Stepan et al.
patent: 4581775 (1986-04-01), Nava
patent: 4863244 (1989-09-01), Fuerthbauer et al.

Affiliated with

Also associated with

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