1–2 of 2 hits
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    Dock power plants to supply ships and crane

    Engineering Index Backfile | 1928
    Publisher: Engineering Index Backfile

    Crocker-wheeler speed changers

    Engineering Index Backfile | 1929
    Crocker-Wheeler Electric Manufacturing Co., Ampere, N. J.; devices are known as Type-C and Type-S speed changers. ...
    Publisher: Engineering Index Backfile