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US Patent: 577,104
Card or envelop holder for type-writers
Patentee:
John H. Dorman (exact or similar names) - New York, NY

USPTO Classifications:
400/535, 400/636

Tool Categories:
trade specific : office worker

Assignees:
Hammond Type Writer Co. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Fred S. Barstow
William T. Humes

Patent Dates:
Applied: May 23, 1896
Granted: Feb. 16, 1897

Patent Pictures:
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