194637 ⎘
Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using hydraulic transmission; using pneumatic transmission
Sub-classes:SAFETY DEVICE FOR FLUID ENDS
#2Expansion type caution device
#3Machine vision-based method and system for aircraft docking guidance and aircraft type identification
#4Information gauge with analog backup
#5Emergency signaling system
#6Emergency signaling system
#7Facilitation of ingress to a passenger compartment of a vehicle
#8Emergency signaling system
#9Expandable dock control system