3878648

Information

• Patent Grant
• 3878648

• References
• Source

• Patent Number

  3,878,648

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1975
  49 years ago

• CPC

  • E06B3/5821 - hooked on or in the frame member, fixed by clips or otherwise elastically fixed
  • E06B3/12 - of metal
  • E06B3/60 - of clamping cleats of metal

• US Classifications

  • 049 - Movable or removable closures
  • 052 - Static structures