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US Patent: 176,790
Calf Weaners
Patentee:
David H. Johnston (exact or similar names) - Topeka, KS

USPTO Classifications:

Tool Categories:
agricultural : animal weaners

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
William S. Brown
Alfred Ennis

Patent Dates:
Applied: Oct. 02, 1875
Granted: May 02, 1876

Patent Pictures:
Patent 176.790 - edited from Patent Gazette
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
The specifications include comments on the injurious effects of "spike" type weaners. This patent has nose clips with an attached "flanged shield."

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