US Patent: 687,168 - Coin controlled die press


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US Patent: 687,168

Coin controlled die press

Patentees:

Alfred W. Roovers (exact or similar names) - Brooklyn, NY

Alexander H. Roovers (exact or similar names) - Brooklyn, NY

USPTO Classifications:

194/253

Tool Categories:

trade specific : patternmaker

Assignees:

None

Manufacturer:

Roovers Brothers - Brooklyn, NY

Witnesses:

J. M. Doremus

Emil Hoefle Jr.

Patent Dates:
Applied:	May 19, 1901
Granted:	Nov. 19, 1901

Patent Pictures:

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Description:

Roover's machine on ebay marked PAT. NOV 19 1901 PAT NOV 22 1904 PAT JAN 27 1905 ROOVERS BROTHERS BROOKLYN, N. Y. Which is this patent, 775,354 and 781,620