913444

Information

• Patent Grant
• 913444

• References
• Source

• Patent Number

  913,444

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1909
  115 years ago

• CPC

  • A61L2/24 - Apparatus using programmed or automatic operation
  • E05F15/54 - operated by linear actuators acting on a helical track coaxial with the swinging axis

• US Classifications

  • 049 - Movable or removable closures