Elevator call input device
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Broken lines are used to illustrate features of the elevator call input device that form no part of the claimed design.
Claims
The ornamental design for an elevator call input device, as shown and described.
D289291 | April 14, 1987 | Kapper |
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D589829 | April 7, 2009 | Friedli |
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202030358258.5 | March 2021 | CN |
Type: Grant
Filed: Sep 2, 2020
Date of Patent: Jan 24, 2023
Assignee: INVENTIO AG (Hergiswil)
Inventor: Tobias Friedli (Wettingerstrasse)
Primary Examiner: Joseph Kukella
Assistant Examiner: Heather A Wencl
Application Number: 29/748,999