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US Patent: 1,135,156
Oil Can
Patentee:
Horace Carr, Jr. - Kansas City, MO

USPTO Classifications:
222/214

Tool Categories:
industrial tools : tool lubricators : oil cans

Assignees:
Carr Manufacturing Company - Kansas City, MO

Manufacturer:
Carr Manufacturing Company - Kansas City, MO

Witnesses:
Lewis L. Miller
Arthur W. Caps
Arthur C. Brown
Leta E. Coats

Patent Dates:
Applied: Jan. 06, 1913
Granted: Apr. 13, 1915

Patent Pictures:
Horace Carr, Jr. patent April 13, 1915
USPTO pdf tiff
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Description:
The point of the patent is the internal spring "to prevent collapse of the oiler bottom." The patent claims details of the shape of the spring.

CARR MFG. Co. oil cans citing this patent also cite Oct. 8, 1912 (i.e. pat. no. 1,040,519), which is a rudimentary form of this internal spring.

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