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Application filed by Felix Von Ing KalbacherfiledCriticalFelix Von Ing Kalbacher
Application grantedgrantedCritical
Publication of AT98922BpublicationCriticalpatent/AT98922B/en
AT98922D1923-11-101923-11-10
Method and device for applying the metal thread or wire to the thread support frame of electric incandescent lamps.
AT98922B
(en)