3903567

Information

• Patent Grant
• 3903567

• References
• Source

• Patent Number

  3,903,567

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1975
  49 years ago

• CPC

  • E05F1/1215 - with a canted-coil torsion spring
  • E05Y2900/132 - Doors
  • Y10T16/538633 - having tool-receiving aperture
  • Y10T16/53888 - On pintle
  • Y10T29/24 - Hinge making or assembling

• US Classifications

  • 016 - Miscellaneous hardware
  • 029 - Metal working
  • 049 - Movable or removable closures