US Patent: 3,067,337
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Servo Amplifier Using Push-Pull Complementary Cascafed Transistors with Means to Superimpose a Higher A. C. Frequency on Information Signal
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Patentee:
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Charles J. Bowman (exact or similar names) - Cincinnati, Hamilton County, OH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jun. 03, 1957 |
Granted: |
Dec. 04, 1962 |
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Joel Havens "Vintage Machinery" entry for Cincinnati Milling Machine Co.
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