1765768

Information

• Patent Grant
• 1765768

• References
• Source

• Patent Number

  1,765,768

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1930
  94 years ago

• CPC

  • G10K1/341 - for a still-standing bell

• US Classifications

  • 340 - Communications: electrical
  • 310 - Electrical generator or motor structure