1471634

Information

• Patent Grant
• 1471634

• References
• Source

• Patent Number

  1,471,634

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1923
  101 years ago

• CPC

  • B65H54/2875 - by detecting or following the already wound material

• US Classifications

  • 242 - Winding, tensioning, or guiding