The Franklin Institute Logo
Case Files logo

Elmer Sperry: Gyroscopic Compass, 1914

Patents (continued)

Anschutz-Kaempfe's U.S. patents are pictured here.

United States Patent #877,034, filed June 6, 1906:


U.S. #877,034 (532K)

Page 2 (568K)

Page 3 (553K)

Page 4 (581K)

Page 5 (556K)

Page 6 (466K)

Page 7 (209K)

Page 8 (219K)

Page 9 (178K)
United States Patent #1,019,582, filed June 6, 1908:

U.S. #1,019,582 (488K)

Page 2 (530K)

Page 3 (481K)

Page 4 (196K)