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US Patent: 165,241
Improvement in stereoscopes
Patentee:
Henry J. Lewis (exact or similar names) - Green Point, Brooklyn, NY

USPTO Classifications:
359/474, 359/476

Tool Categories:

Assignees:
E. and H. T. Anthony & Co. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Charles H. Smith
George T. Pinckney

Patent Dates:
Applied: Jun. 07, 1875
Granted: Jul. 06, 1875

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