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KEYWORDS: Inventions

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Date Format Image Collection
September 1931 Illustration  Design drawing hand controls for brake and clutch. Visual Still
October 1933 Illustration  A design drawing of a clutch and braking mechanism. Visual Still
October 1933 Illustration  Design drawing of a clutch and brake mechanism. Visual Still
October 1933 Illustration  Design drawing of a clutch mechanism. Visual Still
January 1934 Illustration  Design drawing of the mechanisms within an automobile. Visual Still
August 1931 Illustration  A drawing of the basic wheelchair in use at Warm Springs. Visual Still
September 24, 1844 Patent    Document
September 24, 1844 Patent  Design drawing for J.G. Holmes Invalid Chairs, sheet 1 Visual Still
September 24, 1844 Patent  Design drawing for J.G. Holmes Invalid Chairs, Sheet 2. Visual Still
March 23, 1869 Patent    Document
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