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Sponsorship: Armour Research Foundation of Illinois Institute of Technology United States Patent
Magnetic Record Duplicating Device for Producing Magnetic Records
Camras, Marvin
1959-01-06
United States Patent
Patent
application/pdf
Armour Research Foundation of Illinois Institute of Technology
Open Access
No Copyright - United Stateshttp://rightsstatements.org/page/NoC-US/1.0/
http://hdl.handle.net/10560/276
2,867,692