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US Patent: 1,430,989
Disk Forming Machine
Patentee:
Charles L. Heisler (exact or similar names) - Schenectady, Schenectady County, NY

USPTO Classifications:
72/86

Tool Categories:
metalworking machines : metal rolling machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 18, 1919
Granted: Oct. 03, 1922

Patent Pictures:
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