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US Patent: 65,947
Improvement in Hand Saw Frames
Patentee:
Christopher Richardson - Newark, NJ

USPTO Classifications:
30/507

Tool Categories:
metalworking tools : hacksaws

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Wm. C. Richardson
John Edmondson

Patent Dates:
Granted: Jun. 18, 1867

Patent Pictures:
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Description:
Patent for holding the saw blade that utilizes an opening in the end of the frame and a screw going thru the frame to clamp the blade after it is tensioned by the tensioning screw.

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