2638037

Information

• Patent Grant
• 2638037

• References
• Source

• Patent Number

  2,638,037

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1953
  71 years ago

• CPC

  • B31B1/10 - Feeding or positioning webs
  • B31B2201/0217 - using rolls, belts or chains

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 112 - Sewing
  • 226 - Advancing material of indeterminate length
  • 425 - Plastic article or earthenware shaping or treating: apparatus