2499989

Information

• Patent Grant
• 2499989

• References
• Source

• Patent Number

  2,499,989

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1950
  74 years ago

• CPC

  • B65H75/14 - with two end flanges
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • B65H2701/5122 - Plastics
  • B65H2701/51342 - Moulded metal elements
  • B65H2701/5136 - Moulded plastic elements
  • B65H2701/51526 - Metal barrel
  • B65H2701/51528 - Plastic barrel

• US Classifications

  • 242 - Winding, tensioning, or guiding