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Split Pulley.

Description: Patent for split pulleys with interlocking parts that can be attached together without pulling the parts longitudinally.
Date: February 5, 1907
Creator: Frank, Henry M.
Partner: UNT Libraries Government Documents Department

Shaft Coupling

Description: Patent for a shaft coupling. This invention is designed to connect shafts by interlocking to parts that slide lengthwise thereby clamping them together. Illustration included.
Date: February 5, 1907
Creator: Frank, Henry M.
Partner: UNT Libraries Government Documents Department

Shears and Tension-Screw.

Description: Patent for shears with a tension spring that don't require the use of a screwdriver to fix or adjust, last longer, keep the blades more even, and don't pinch one's hands while using them.
Date: February 19, 1907
Creator: Wilkins, Willis A.
Partner: UNT Libraries Government Documents Department
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