Paper feed control for a dot-line printer
Paper sheet stamp apparatus
Parallel line printer
Parallel printer
Parallel-wheel printers
Partial line turnaround for printers
Personal barcoder
Personal barcoder
Phase adjustment mechanism for use with a magnetic read station
Phase lock font position and impact hammer timing control
Piggyback recorder for adding second recorder to a printer termi
Pivoting time recorder
Planetary transmission system for selective type wheels
Portable label maker
Portable transaction log recorder
Portable transaction log recorder
Portable transaction log recorder
Portable transaction-log recorder
Portable, manually actuated mail bar code stamp
Position monitoring methods and apparatus