1

A Self-Fractionating Oil Diffusion Pump

Year:
1937
Language:
english
File:
PDF, 450 KB
english, 1937
2

A High Vacuum Valve

Year:
1948
Language:
english
File:
PDF, 459 KB
english, 1948
3

A Radiometer‐Type Vacuum Gauge

Year:
1938
Language:
english
File:
PDF, 407 KB
english, 1938