3765138

Information

• Patent Grant
• 3765138

• References
• Source

• Patent Number

  3,765,138

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1973
  51 years ago

• CPC

  • E04C2/384 - with a metal frame
  • E04B1/6116 - by locking means on lateral surfaces
  • E04B1/6809 - Reverse side strips

• US Classifications

  • 052 - Static structures