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I1 - Inventions/Developments



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  • I1 - Inventions/Developments

    I1 - Inventions/Developments

    Visual Materials

    I1 - Inventions/Developments - Winch on truck showing new type of brake (right).

    photCL SCE 02 - 13886

  • I1 - Inventions/Developments

    I1 - Inventions/Developments

    Visual Materials

    I1 - Inventions/Developments - Winch on truck showing new type of brake (left).

    photCL SCE 02 - 13887

  • I1 - Inventions/Developments

    I1 - Inventions/Developments

    Visual Materials

    I1 - Inventions/Developments - New type of standard extension ladder.

    photCL SCE 02 - 03239

  • I1 - Inventions/Developments

    I1 - Inventions/Developments

    Visual Materials

    I1 - Inventions/Developments - New type of standard extension ladder.

    photCL SCE 02 - 03240

  • I1 - Inventions/Developments

    I1 - Inventions/Developments

    Visual Materials

    I1 - Inventions/Developments - Walton's patented water heater, showing the coil for heating a cup of water.

    photCL SCE 02 - 00271

  • I1 - Inventions/Developments

    I1 - Inventions/Developments

    Visual Materials

    I1 - Inventions/Developments - Sheve used on Transmission Line.

    photCL SCE 02 - 13592