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US Patent: 536,012
Nut and Screw Tightening Machine
Patentee:
Ferdinand P. Bruneau (exact or similar names) - Lyster Station, QC Canada

USPTO Classifications:
470/49, 81/55, 81/73

Tool Categories:
wrenches : socket wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
W. Noffke
Chas. Raley
C. E. Goslelin
Arthur Legare

Patent Dates:
Applied: Oct. 17, 1894
Granted: Mar. 19, 1895

Patent Pictures:
Ferdinand P. Bruneau patent March 19, 1895
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Description:
The tool combines a clamping frame with a wrench socket driven by an extended crank through a universal joint, and a second "fixed" socket.

Its intended use is railroad fish plate bolts.

The tool had prior Canadian patent no. 47,594 issued December 5, 1894.

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