![]() ![]() RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2.229910052802 copper Inorganic materials 0.000 description 2.229910000828 alnico Inorganic materials 0.000 description 2.229910000831 Steel Inorganic materials 0.000 description 2.229910001369 Brass Inorganic materials 0.000 description 2.229910052751 metal Inorganic materials 0.000 description 4.XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by TECHNICON CARDIOGRAPH CORP filed Critical TECHNICON CARDIOGRAPH CORP Priority to US714084A priority Critical patent/US2590554A/en Priority to US721971A priority patent/US2556816A/en Application granted granted Critical Publication of US2590554A publication Critical patent/US2590554A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee TECHNICON CARDIOGRAPH CORP Priority date (The priority date is an assumption and is not a legal conclusion. ![]() Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US714084A Inventor Lukacs Joseph Current Assignee (The listed assignees may be inaccurate. Google Patents Electrical recording instrument for electrocardiographsÄownload PDF Info Publication number US2590554A US2590554A US714084A US71408446A US2590554A US 2590554 A US2590554 A US 2590554A US 714084 A US714084 A US 714084A US 71408446 A US71408446 A US 71408446A US 2590554 A US2590554 A US 2590554A Authority US United States Prior art keywords web platen scriber frame bracket Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US2590554A - Electrical recording instrument for electrocardiographs US2590554A - Electrical recording instrument for electrocardiographs ![]()
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