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- [1] A NEEDLE VALVE TYPE OF VARIABLE GAS LEAK FOR MASS SPECTROMETERS REVIEW OF SCIENTIFIC INSTRUMENTS, 1953, 24 (07): : 508 - 510
- [2] A FINE-ADJUSTMENT NEEDLE-VALVE SUITABLE AS CONTROLLED LEAK FOR X-RAY GAS TUBES JOURNAL OF SCIENTIFIC INSTRUMENTS AND OF PHYSICS IN INDUSTRY, 1948, 25 (03): : 87 - 87
- [3] A VIBRATING NEEDLE VARIABLE GAS LEAK REVIEW OF SCIENTIFIC INSTRUMENTS, 1953, 24 (09): : 883 - 884
- [9] GAS LEAK VALVE WITH IMPROVED CHARACTERISTICS REVIEW OF SCIENTIFIC INSTRUMENTS, 1961, 32 (02): : 219 - &