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      Scientific American December 1946

      Slide-Fastener Reliability, Miniature Rectifier, and more

      Improved by Electronic Control In Manufacturing Process

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      More in the December 1946 issue of Scientific American
      • Fiberglass Use, In-Plant Teletype, and more
      • Paper Gets Webbed Feet
      • Tantalum, Ceramic-Coated Steel, and more
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