Pirani's vacuummeter manufactured by PWL
Ionisation vacuummeter Type PJ8 manufactured by ZDAP Boleslawiec
Ionisation vacuummeter Type PJN3 manufactured by ZDAP (OBREP)
Ionisation vacuummeter Type PJ2006 manufactured by Private Tube Manufacture
Thermoelectric-Ionisation vacuummeter Type PK1 manufactured by OBREP
Ionisation Vacuum Gauge Type SJW-2 i Thermocouple gauge Type £T-2