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US Patent: 2,074,296
Apparatus for Making Composite Metals
Patentee:
Henry B. Allen (exact or similar names) - Philadelphia, PA

USPTO Classifications:
164/259, 164/332, 76/107.1

Tool Categories:

Assignees:
Henry Disston & Sons, Inc. - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 14, 1935
Granted: Mar. 16, 1937

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Russ Allen.
"Vintage Machinery" entry for Henry Disston & Sons
Description:
Mechanism designed to allow two or more metals of a high melting point and of different compositions or physical properties, particularly steels to be welded together.

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