1693749

Information

• Patent Grant
• 1693749

• References
• Source

• Patent Number

  1,693,749

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1928
  97 years ago

• CPC

  • B31C11/06 - for drying the wound and impregnated articles

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 034 - Drying and gas or vapor contact with solids
  • 053 - Package making
  • 433 - Dentistry