Electrical resistance rail heater

作者: Gary W Davis

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参考文章(8)
Basil A Needham, Method of making a heating panel ,(1956)
John G Ruckelshaus, Method of preparing electrical resistors ,(1953)
Garaway Alexander, Electric resistance heater ,(1955)
George V Woodling, Electrical heating devices ,(1953)
Joseph Rah, Alfred Alsaker, Electrical rail bond ,(1930)
Frederick W Holstein, Thin radiating hot pads ,(1956)