US Patent: 38,767 - Improved press for forming dies


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US Patent: 38,767

Improved press for forming dies

Patentee:

Max Henry Stein (exact or similar names) - New York, NY

USPTO Classifications:

100/264, 72/451, 76/4

Tool Categories:

metalworking machines : metalworking presses : stamping presses

metalworking machines : sheet metal : stamping presses

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Edward W. Hodgson

R. Gawley

Patent Dates:
Granted:	Jun. 02, 1863
Antedated:	Apr. 09, 1863

Patent Pictures:

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Description:

"The object of this invention is to produce dies of an alloy of copper and tin by subjecting said alloy, when in a red-hot state, to a suitable pressure, as fully described in Lettres Patent granted to J. J. C. Smith, September 20, 1859, and reissued April 10, 1860..." The referenced patents are 25,533 and RE943.