EFFICIENCY TESTS OF THE NEW CENCO - HYVAC OIL VACUUM PUMPS

EFFICIENCY TESTS OF THE NEW CENCO - HYVAC OIL VACUUM PUMPS

Professor Chas. T. Knipp, C. S. Palmer
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Volume:
21
Year:
1921
Language:
english
Pages:
4
DOI:
10.1111/j.1949-8594.1921.tb08078.x
File:
PDF, 136 KB
english, 1921
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