1638981

Information

• Patent Grant
• 1638981

• References
• Source

• Patent Number

  1,638,981

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1927
  97 years ago

• CPC

  • B30B9/24 - using an endless pressing band
  • B30B9/245 - the edges of the band being folded over the material

• US Classifications

  • 100 - Presses