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US Patent: 1,395,537
Combination Blowpipe
Patentee:
George L. Walker (exact or similar names) - New York, NY

USPTO Classifications:
239/419, 239/423, 239/549, 239/600

Tool Categories:
specialty tools : welding tools

Assignees:
Air Reduction Co., Inc. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 08, 1919
Granted: Nov. 01, 1921

Patent Pictures:
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