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US Patent: 840,777
Frame-clamp
Patentee:
Charles William Lawson - Waterbury, CT

USPTO Classifications:
269/109, 269/112, 269/218, 269/242, 269/270, 269/84

Tool Categories:
work holding : clamps : miter and corner clamps

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Walter E. Monagan
James A. Peasley

Patent Dates:
Applied: Apr. 20, 1906
Granted: Jan. 08, 1907

Patent Pictures:
USPTO pdf tiff
Google Patents
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