Stainless steel thermal conductivity detector made in Paris
1958
Brass thermal conductivity detector using four Gow Mac resistor wires
1959
Brass thermal conductivity detector using Gow Mac resistor
1958
Sampling system for gas chromatography capillary columns (vapouriser only)
1960
Brass thermal conductivity detector
1960
Brass thermal conductivity detector
1958
Sampling system for packed gas chromatography columns
1959