2732886

Information

• Patent Grant
• 2732886

• References
• Source

• Patent Number

  2,732,886

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1956
  69 years ago

• CPC

  • B21D13/04 - by rolling
  • B31F1/305 - with sets of interengaging tools each secured to endless chains
  • E04D3/24 - with special cross-section
  • E04D3/35 - Roofing slabs or stiff sheets comprising two or more layers
  • E04D5/10 - by making use of compounded or laminated materials
  • Y10T156/1018 - Subsequent to assembly of laminae
  • Y10T428/31641 - Next to natural rubber, gum, oil, rosin, wax, bituminous or tarry residue

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 428 - Stock material or miscellaneous articles