Aided inertial navigation system
Apparatus and method for determining travel data of a travel dev
Chain motion measuring device
Distance measuring arrangements
Distance recorder for a two-wheeled vehicle or the like
Distance-measuring apparatus
Electrical apparatus for a ski
Elevator speed and position indicating device
Jogger speedometer and odometer
Method and apparatus for measuring displacement of fixed structu
Method and apparatus for measuring the maximum speed of a...
Motion analysis system
Position determination equipment
Sideslip indicator for a snow ski
Speed and distance calculator for skis
Speedometer and/or hodometer for skiers
Speedometer-odometer apparatus
Strip-shaped resiliently flexible measuring tape for length--or
Tachometer device controlled by an electric motor