UNT Libraries Government Documents Department - 5 Matching Results

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Car-Coupling.

Description: Patent for "automatic pin-and-link car-couplings in which a sliding spring-actuated block is employed for supporting the coupling-pin in an elevated position preparatory to coupling." (Lines 8-12) Includes instructions and illustrations.
Date: May 25, 1897
Creator: Lee, Charles
Item Type: Refine your search to only Patent

Plow-Beam.

Description: Patent for "effective means whereby the component parts of a plow-beam can be relatively adjusted according to the nature of the work in hand or to meet certain conditions, thereby facilitating the work and increasing or decreasing the draft." (Lines 8-13) Includes instructions and illustrations.
Date: May 25, 1897
Creator: Miller, Henry A.
Item Type: Refine your search to only Patent

Primary Battery.

Description: Patent for a simplified primary battery "whereby the parts thereof may be readily removed and replaced without special tools by unprofessional persons, while at the same time providing a construction of primary battery involving new and useful connections for the positive and negative elements thereof." (Lines 10-16) Includes instructions and illustrations.
Date: May 25, 1897
Creator: Sutton, Henry M. & Steele, Walter L.
Item Type: Refine your search to only Patent
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