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Class Information
Number: 186/22
Name: Merchandising > Customer service > Store service > Elevators and drops
Description: Devices for hoisting or lowering a carrier from one level to another. In some cases the devices operate between tracks at different levels, in others between a station and a track at another level.

Sub-classes under this class:

Class Number Class Name Patents
186/23 Speed-controlled drop 0

Patents under this class:

Patent Number Title Of Patent Date Issued
6928684 Airport bridge and lift Aug. 16, 2005
4345802 Dispenser Aug. 24, 1982
4019605 Food delivery system for restaurants Apr. 26, 1977

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