2977447

Information

• Patent Grant
• 2977447

• References
• Source

• Patent Number

  2,977,447

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1961
  63 years ago

• CPC

  • H01H21/085 - Casings hermetically closed by a diaphragm through which passes an actuating member
  • H01H19/62 - Contacts actuated by radial cams

• US Classifications

  • 200 - Electricity: circuit makers and breakers