Featured patents

Elevator Call Input Devices
US 08757329 B2, June 24, 2014, Dennys Taiana / Inventio AG (Hergiswil NW, CH)
An elevator call input device for an elevator installation, comprising:…

Elevator Operation Plate
US 08807287 B2, Aug. 19, 2014, Ming Li
An elevator operation plate, comprising…

Patentorg has 2 documents under Having Call Button With Indicator Patents.

Other subcategories for category Elevator, industrial lift truck, or stationary lift for vehicle
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