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3rd January 1907, Page 24

3rd January 1907

Page 24

Page 24, 3rd January 1907

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Patents Completed.

SPEED INDICATOR. — Abell. —No. 16,829, dated 25th July, 1906.—This is a combined centrifugal and friction device. The driving shaft (23) carries a wheel (22e which gears with a......