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US Patent: 407,039
Coin operated machine
Patentee:
Alfred W. Roovers - Brooklyn, NY

USPTO Classifications:
194/203

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. R. Ferguson
S. O. Edmonds

Patent Dates:
Applied: Dec. 24, 1888
Granted: Jul. 16, 1889

Patent Pictures:
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