932111

Information

• Patent Grant
• 932111

• References
• Source

• Patent Number

  932,111

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1909
  115 years ago

• CPC

  • H01H21/86 - Switches with abutting contact carried by operating part

• US Classifications

  • 178 - Telegraphy
  • 307 - Electrical transmission or interconnection systems
  • 361 - Electricity: electrical systems and devices
  • 381 - Electrical audio signal processing systems and devices
  • 455 - Telecommunications