2988272

Information

• Patent Grant
• 2988272

• References
• Source

• Patent Number

  2,988,272

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1961
  62 years ago

• CPC

  • G06C23/02 - of main shaft
  • Y10T74/2158 - Spring

• US Classifications

  • 235 - Registers
  • 074 - Machine element or mechanism