2720364

Information

• Patent Grant
• 2720364

• References
• Source

• Patent Number

  2,720,364

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1955
  69 years ago

• CPC

  • G03B17/30 - Locating spools or other rotatable holders of coiled film
  • B41J33/006 - Arrangements to attach the ribbon to the spool
  • B65H75/28 - Arrangements for positively securing ends of material
  • B65H2301/414225 - fixed to shaft or mandrel
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • G03B2217/261 - Details of spools

• US Classifications

  • 242 - Winding, tensioning, or guiding