2nd May 1907, Page 26
2nd May 1907
Page 26
Page 26, 2nd May 1907
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Patents Completed.
CHANGE-SPEED DEVICE.—Badois. No. 17,847, 1906, dated (under Convert. tion), 23rd December, 1905.—This is an automatic change-speed gni. The wheels (3, 4, 5) are fast on the......