3879440

Information

• Patent Grant
• 3879440

• References
• Source

• Patent Number

  3,879,440

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1975
  49 years ago

• CPC

  • G03D3/135 - fed between chains or belts, or with a leading strip
  • C14C9/00 - Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
  • G03D3/14 - with means for taking into account of elongation or contraction of films

• US Classifications

  • 560 - Organic compounds