1904494

Information

• Patent Grant
• 1904494

• References
• Source

• Patent Number

  1,904,494

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1933
  91 years ago

• CPC

  • H03B11/06 - by mechanical interrupter

• US Classifications

  • 310 - Electrical generator or motor structure