3618991

Information

• Patent Grant
• 3618991

• References
• Source

• Patent Number

  3,618,991

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1971
  53 years ago

• CPC

  • F16B5/00 - Joining sheets or plates
  • F16B5/0048 - hinge-like

• US Classifications

  • 446 - Amusement devices: toys
  • 052 - Static structures