![]() ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to US40991654A priority Critical Application filed by Arthur A Bernard, Richard A Bernard filed Critical Arthur A Bernard Priority to US530124A priority patent/US2818494A/en Application granted granted Critical Publication of US2818494A publication Critical patent/US2818494A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US530124A Inventor Arthur A Bernard Richard A Bernard Original Assignee Arthur A Bernard Richard A Bernard Priority date (The priority date is an assumption and is not a legal conclusion. ![]() ![]() Google Patents US2818494A - Welding machineÄownload PDF Info Publication number US2818494A US2818494A US530124A US53012455A US2818494A US 2818494 A US2818494 A US 2818494A US 530124 A US530124 A US 530124A US 53012455 A US53012455 A US 53012455A US 2818494 A US2818494 A US 2818494A Authority US United States Prior art keywords electrode torch welding cabinet automatic Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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