16th July 1914, Page 24
16th July 1914
Page 24

Page 24, 16th July 1914
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Patents Completed.
U. H. Magneto Improvements. A Novel Sparking Plug. Motor Rollers for Cambered Roads. Welded-steel Gear-casings. THE FIRM OF.UNTKRBERG ANT) HELMLE, No. 13,006, dated under the......