US Patent: 65,947 - Improvement in Hand Saw Frames


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US Patent: 65,947

Improvement in Hand Saw Frames

Patentee:

Christopher Richardson (exact or similar names) - 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.