1757704

Information

• Patent Grant
• 1757704

• References
• Source

• Patent Number

  1,757,704

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1930
  94 years ago

• CPC

  • H03B11/06 - by mechanical interrupter
  • Y10T307/898 - Vibrating relay

• US Classifications

  • 307 - Electrical transmission or interconnection systems