- Integrating and totalizing meters for gas and liquids (2)
- Gasoline dispensing meters (1)
- Liquid meters, nec (1)
- Positive displacement meters (1)
- Water meters (3)
- Mechanical and electromechanical counters and devices (6)
- Counter type registers (1)
- Counters, revolution (1)
- Electronic totalizing counters (1)
- Odometers (2)
- Speedometers (1)
- Tachometer, centrifugal (1)
- Controls, revolution and timing instruments (2)
- Gauges for computing pressure temperature corrections (1)
- Pedometers (1)
