US Patent: 2,074,296
|
Apparatus for Making Composite Metals
|
Patentee:
|
|
Henry B. Allen (exact or similar names) - Philadelphia, PA |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Jun. 14, 1935 |
Granted: |
Mar. 16, 1937 |
USPTO (New site tip) Google Patents
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. |
|