This drawing is the assembly diagram for a resucitation equipment drying cabinet. It is drawn using AutoCAD. Click on the image to see a larger version in a new browser tab, then select the download symbol to download a high resolution version.
This drawing is the assembly diagram for a tester for a lead-acid storage battery that is used as backup power in a electrical distribution substation. It is hand drawn. Click on the image to see a larger version in a new browser tab, then select the download symbol to download a high resolution version.
This drawing is a layout of a car-park ventilation system and air-conditioning systems in an apartment building. It is drawn using AutoCAD. Click on the image to see a larger version in a new browser tab.