1—Tire mold rendered Meless by severe damage received in service. 2—Broken mold prepared for weld-ing. .3—Broken mold after welding is completed 70 INCREASED LIFE FOR TIRE MOLDS Autotnotive Industries, July 13, 1922 setting of the 150 Vj-in. studs was approximately 24hours. Approximately 8 hours…
Automobiles · Aeronautics
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