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Sponsorship: Armour Research Foundation United States Patent
Method and Means for Energizing Magnetic Recorder Heads
Camras, Marvin
1944-06-13
United States Patent
Patent
application/pdf
Armour Research Foundation
Open Access
No Copyright - United Stateshttp://rightsstatements.org/page/NoC-US/1.0/
http://hdl.handle.net/10560/40
2,351,011