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Patent number:
Patent Date:
US Patent: 878,507
Opticians Measuring Instrument
Patentee:
Joseph M. Coghlan (
exact
or
similar
names) - Patchogue, Suffolk County, NY
USPTO Classifications:
33/200
,
33/342
,
33/402
Tool Categories:
trade specific
:
optician
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 21, 1907
Granted:
Feb. 11, 1908
Patent Pictures:
USPTO
(New site tip)
Google Patents
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