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US Patent: 2,394,488
Lubricating Apparatus
Patentees:
Lutwin C. Rotter (exact or similar names) - Maplewood, MO
Victor G. Klein (exact or similar names) - St. Louis, MO

USPTO Classifications:
222/340, 92/130R, 92/23, 92/243, 92/250

Tool Categories:

Assignees:
Lincoln Engineering Co. - St. Louis, MO

Manufacturer:
Lincoln Engineering Co. - St. Louis, MO

Witnesses:
none listed

Patent Dates:
Applied: May 07, 1943
Granted: Feb. 05, 1946

Patent Pictures:
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Lincoln Grease Gun
Description:
Haynes and Koening - patent attorneys

This invention relates to lubricating apparatus, and more specifically to hand-operated, lever-type apparatus of this class. Among the several objects of the invention may be noted the provision of improved priming and filling means for lubricant pumps which may be operated with great facility under adverse field conditions and which is economical and reliable.

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