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US Patent: 438,177
Pipe Tongs
Patentee:
John M. Pray - Los Angeles, CA

USPTO Classifications:
81/68

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
John M. Pray - Los Angeles, CA
Hiram H. Leithead - Los Angeles, CA

Manufacturer:
Not known to have been produced

Witnesses:
M. C. Galer
Chas. W. Palin
James. R. Townsend
J. E. Reed

Patent Dates:
Applied: Oct. 12, 1889
Granted: Oct. 14, 1890

Patent Pictures:
John M. Pray patent October 14, 1890
USPTO pdf tiff
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Description:
Chain tongs with replaceable jaws.

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