Ladder Gripping Attachment Patent
by Us Patent And Trademark Office
Title
Ladder Gripping Attachment Patent
Artist
Us Patent And Trademark Office
Medium
Photograph - Photograph
Description
Ladder gripping attachment patent, 1913. Artwork showing a device invented by Edmond Dennis that allows two people to climb at opposite ends of a ladder suspended in mid-air.The shoe attachment grips to each rung of the ladder by means of a U-shaped hooks. This device was intended for use by circus stunt performers.
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July 5th, 2016
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