3729813

Information

• Patent Grant
• 3729813

• References
• Source

• Patent Number

  3,729,813

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  51 years ago

• CPC

  • B27M3/30 - of bobbins
  • B65H75/18 - Constructional details
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • Y10T29/49982 - Coating

• US Classifications

  • 029 - Metal working
  • 242 - Winding, tensioning, or guiding
  • 427 - Coating processes