2240274

Information

• Patent Grant
• 2240274

• References
• Source

• Patent Number

  2,240,274

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1941
  83 years ago

• CPC

  • D06J1/04 - by co-operating ribbed or grooved rollers or belts
  • Y10S264/73 - Processes of stretching
  • Y10T156/1008 - Longitudinal bending
  • Y10T156/102 - with deformation or cutting of corrugated lamina
  • Y10T428/2419 - Fold at edge
  • Y10T428/24653 - Differential nonplanarity at margin
  • Y10T428/2476 - Fabric, cloth or textile component

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 427 - Coating processes