1977697

Information

• Patent Grant
• 1977697

• References
• Source

• Patent Number

  1,977,697

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1934
  90 years ago

• CPC

  • H01C17/245 - by mechanical means
  • Y10S242/911 - Cutter

• US Classifications

  • 242 - Winding, tensioning, or guiding