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Patent US456478 - AND ALFRED SALTER AND AUBREY
AND ALFRED SALTER AND AUBREY
RICHARD J. CROWLEY
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Patent number
: 456478
Filing date
: Aug 26, 1889
Issue date
: Jul 21, 1891
Inventor
:
RICHARD J. CROWLEY
Original Assignee
:
F SEVEN
Current U.S. Classification
:
116/20
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