Security control of automatic elevator cars

• US 3,388,376 A
• Filed: 04/26/1965
• Issued: 06/11/1968
• Est. Priority Date: 04/26/1965
• Status: Expired due to Term

• Current Assignee: Magee, John E.
• Original Assignee: Magee, John E.
• Inventors: Magee, John E.
• Application Number:
  US04/450,791
• Time in Patent Office: 1,142 Days
• US Class Current: 187/384
• CPC Class Codes: B66B 1/468 Call registering systems
• CPC Class Codes: B66B 2201/4623 Wherein the destination is registered after boarding
• CPC Class Codes: B66B 2201/463 Wherein the call is registered through physical contact with the elevator system
• CPC Class Codes: B66B 2201/4676 for checking authorization of the passengers

Claims