3868789

Information

• Patent Grant
• 3868789

• References
• Source

• Patent Number

  3,868,789

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1975
  49 years ago

• CPC

  • B63B19/02 - Clear-view screens; Windshields
  • B29C35/04 - using liquids, gas or steam
  • B29C53/083 - bending longitudinally
  • E06B1/26 - Frames of plastics
  • B29L2031/003 - having a profiled transverse cross-section
  • B29L2031/005 - for making window frames

• US Classifications

  • 049 - Movable or removable closures
  • 052 - Static structures
  • 264 - Plastic and nonmetallic article shaping or treating: processes