TOUCH 'N DRAW
Filed: January 28, 1980
Program Control Panel and Digitizing Cursor for Use in Computer-Aided Drafting System
Owned by: Arrigoni Computer Graphics
Serial Number: 73247955
MESSAGE BAR
Filed: April 24, 1981
Computer Controlled Auxiliary Display Providing User Information as to Operations Relative to Computer Aided Architectural…
Owned by: Arrigoni Computer Graphics
Serial Number: 73307313
MENU BOARD
Filed: April 24, 1981
Equipment to Interface Between Computerized Drafting Equipment and Users
Owned by: Arrigoni Computer Graphics
Serial Number: 73307314
TOUCH CONTROL STATION
Filed: April 24, 1981
Computerized Drafting Units for Generating and Reproducing User Selected Drafting and/or Design Symbols, Letters or Other…
Owned by: Arrigoni Computer Graphics
Serial Number: 73307316
