Pace calculation watch
Parking meter
Parking meter
Parking meter
Parking meter
Parking meter with limited visibility pointer
Passively activated lap counter and timer
Personal organization tool
Pet watch process and circuit
Picosecond resolution sampling time interval unit
Plate structure for a timer
Portable electronic recorder and method for operating same
Potty trainer timepiece
Precise time measurement apparatus and method
Precise time measurement apparatus and method
Precise time period measurement
Precision semiconductor device timer
Printed circuit board fabrication technique
Printed circuit board fabrication technique
Process for determining the electrical duration of signal paths