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US Patent: 155,950
Improvement in Handsaws
Henry Howson - Philadelphia, PA

USPTO Classifications:
30/519, 30/525

Tool Categories:
woodworking tools : handsaws : saw handles

Henry Disston - Philadelphia, PA
Hamilton Disston - Philadelphia, PA
Albert Disston - Philadelphia, PA

Not known to have been produced

Wm. A. Steel
Harry Smith

Patent Dates:
Applied: May 22, 1874
Granted: Oct. 13, 1874

Patent Pictures:
USPTO pdf tiff
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Designed to meet 5 requirements: Economy in the consumption of wood for the handle; Increased strength of the handle over ordinary saws; More secure attachment of the handle with few bolts; Grip moved nearer to the blade than usual; Adjustable position of the handle to the blade

Patent picture shows cone shaped saw nuts used for a brief period on Disston saws.

Henry Howson is assumed to be the same Henry Howson that served as a witness on many of Disston's patents (as well as other Phil'd patents) and operated Howson's Patent Agency in Philadelphia.

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