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US Patent: 576,273
Drop Hammer
Patentee:
Frank Lombard (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
72/439, 72/444

Tool Categories:
metalworking machines : forging machines : drop hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 06, 1896
Granted: Feb. 02, 1897

Patent Pictures:
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