Digital cameras, electric digital sensors; software for digital entry and evaluation of information

reflective targets for use in conjunction with laser transmitters in the field of construction

ELECTRONIC UNITS COMPRISING A REMOTE CONTROLLER AND CABLE FOR TRANSMITTING AND DISTRIBUTING AUDIO AND VIDEO SIGNALS FROM ONE LOCATION TO ANOTHER LOCATION

MAP VIEWERS-NAMELY, MAGNIFYING GLASSES; AND MAP MEASURERS-NAMELY, GAUGES FOR TRACKING MAP SURFACES

ENDOSCOPES, AND PARTS THEREOF

DISPLAY AND REFERENCE EQUIPMENT FOR MAP MOUNTING-NAMELY, SPRING ROLLER CASINGS FOR MAPS, AND WALL RACKS FOR MAPS AND LIGHT EDUCATIONAL DISPLAYS