2990507

Information

• Patent Grant
• 2990507

• References
• Source

• Patent Number

  2,990,507

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1961
  62 years ago

• CPC

  • H01H7/12 - mechanical

• US Classifications

  • 322 - Electricity: single generator systems
  • 310 - Electrical generator or motor structure