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Patent number:
Patent Date:
US Patent: 666,843
Spirit Level
Patentee:
Frank A. Brownell (
exact
or
similar
names) - Rochester, Monroe County, NY
USPTO Classifications:
33/390
Tool Categories:
photographic apparatus
:
cameras
:
camera accessories
Assignees:
Eastman Kodak Co.
- Rochester, Monroe County, NY
Manufacturer:
Eastman Kodak Co.
- Rochester, Monroe County, NY
Witnesses:
F. F. Church
Grace A. Roda
Patent Dates:
Applied:
Jul. 02, 1900
Granted:
Jan. 29, 1901
Patent Pictures: [
1
|
2
]
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