25th October 1917, Page 22
25th October 1917
Page 22
Page 22, 25th October 1917
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Patents Summarized.
A Detachable Chain Non-skid. E. M. EnoIles, of 20, Humboldt Street, Bradford, describes a simple type of chain non-skid in his patent specification No. 109,553. He utilizes a......