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US Patent: 787,331
Power Hammer
Patentees:
Jacob Heinrich (exact or similar names) - Fürth, Barvaria, Germany
Heinrich Dorsch (exact or similar names) - Fürth, Barvaria, Germany

USPTO Classifications:
72/431, 72/441

Tool Categories:
metalworking machines : forging machines : power hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 15, 1904
Granted: Apr. 11, 1905

Patent Pictures:
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Description:
Original application filed, 05 Oct., 1903. Divided and this application filed, 15 Jun., 1904.

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