US Patent: 720,040


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US Patent: 720,040

Camera

Patentee:

Harvey W. Locke (exact or similar names) - Rochester, Monroe County, NY

USPTO Classifications:

396/344

Tool Categories:

photographic apparatus : cameras

Assignees:

Century Camera Co. - Rochester, Monroe County, NY

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Jun. 28, 1902
Granted:	Feb. 10, 1903

Patent Pictures:

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Description:

Claim:

In a camera, a lens-frame support having guideways, a lens-frame having two blocks, one of which is movable, a spring for pressing said movable block toward the other for clamping said ways, and a cam having a stationary bearing in the lens-frame for moving said movable block away from the other.