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US Patent: 908,947
Hog Ringer
Patentee:
Edward George Burkhart - Sumner, Bremer County, IA

USPTO Classifications:
30/261, 72/409.02, 81/417, 81/426, 81/426.5

Tool Categories:
pliers : hog ring

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
W. E. Lauson
Thos. W. Riley
E. L. Bopp
Samuel Matheson

Patent Dates:
Applied: Apr. 28, 1908
Granted: Jan. 05, 1909

Patent Pictures:
Edward G. Burkhart patent January 5, 1909
USPTO pdf tiff
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Description:
The jaw forms for two sizes of hog rings -- "pig" and "hog," and the coil spring in the pivot joint to open the pliers are the two aspects claimed in the patent.

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