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Class Information
Number: 116/68
Name: Signals and indicators > Alarms > Elevator or hoist
Description: Alarms actuated by the motion of an elevator, mine-hoist, or similar mechanism.

Patents under this class:

Patent Number Title Of Patent Date Issued
4345539 Warning system with pneumatic function generator Aug. 24, 1982
4283722 Overload indication device for a lever hoist Aug. 11, 1981

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