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US Patent: 1,798,482
Ratchet lever
Edward Henry Peterson - Chicago, IL
Norris F. McNaught - Chicago, IL

USPTO Classifications:
74/145, 81/58.5

Tool Categories:

Duro Metal Products Co. - Chicago, IL

Duro Metal Products Co. - Chicago, IL

none listed

Patent Dates:
Applied: Oct. 08, 1928
Granted: Mar. 31, 1931

Patent Pictures:
Norris F. McNaught & Edward H. Peterson patent March 31, 1931
USPTO pdf tiff
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Looks identical to the second form shown and described in parallel patent no. 1,784,481's drawings & specifications. A close reading of the relative specifications & claims shows some slight additional elaborations in this patent. The DURO ratchet handle is marked with patent no. 1,798,481.

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