New: tesla-patentsAll contenthive-129948hive-196917krsteemzzanhive-166405hive-183959hive-180932hive-185836photographyuncommonlabhive-183397hive-144064hive-150122hive-101145krsuccessbitcoinhive-145157hive-188619hive-184714hive-193637hive-103599hive-139150hive-180301hive-165987TrendingNewHotLikersupernube (25)in tesla • 7 years agoThe Patents of Nikola Tesla Patent number 334,823 Commutator for Dynamo Electric machines 1-26-1886