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1995-02-01
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1967-11-28
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1992-07-21
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2002-11-05
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1999-12-28
Two-stage, warm-gas high pressure regulator
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1986-01-21
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1978-09-26
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1934-12-18
Regulating valve
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(en )
1960-02-23
Fluid control valve
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(en )
1942-12-08
Pressure operated throttling valve
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(ja )
1995-01-20
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(en )
1969-12-09
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(en )
1941-08-26
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(en )
1943-01-12
Automatic valve and system of control therefor
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1947-12-30
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1981-08-28
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1919-07-01
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(en )
1976-08-03
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(en )
1951-02-20
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1960-12-20
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1971-07-13
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(en )
1989-06-06
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(ru )
1990-02-07
Устройство дл регулировани давлени газа