1507871

Information

• Patent Grant
• 1507871

• References
• Source

• Patent Number

  1,507,871

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1924
  100 years ago

• CPC

  • B21F3/06 - internally on a hollow form
  • Y10S242/915 - Coil gripper

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 100 - Presses