William F. Friedman NSA Archive - Memoranda, Patent Applications Nos. 107,244 and 682,096 of William F. Friedman Re: Proposed Motion Control Means, 19 September 1949 - 4in1

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Files W.F.F. Archive Patent and Equipment Records Memoranda, Patent Applications Nos. 107,244 and 682,096 of William F. Friedman Re: Proposed Motion Control Means, 19 September 1949

Patent Applications Nos. 107,244 and 682,096 of William F. Friedman Re Proposed Motion Control Means

Document A101106