1648781

Information

• Patent Grant
• 1648781

• References
• Source

• Patent Number

  1,648,781

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1927
  97 years ago

• CPC

  • E05D1/04 - with guide members shaped as circular arcs
  • E05Y2900/132 - Doors
  • Y10T16/542 - comprising nested open curved portions attached to hinged members
  • Y10T16/5518 - comprising platelike bearing portion curved about hinge axis

• US Classifications

  • 016 - Miscellaneous hardware