2973913

Information

• Patent Grant
• 2973913

• References
• Source

• Patent Number

  2,973,913

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1961
  63 years ago

• CPC

  • G03B1/40 - embodying frictional coupling or clutches

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts