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1921-05-26 |
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Fulton Sylphon Co |
Tubular corrugated wall and method of making the same
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1940-04-30 |
1941-11-11 |
Gerotor May Company |
Pipe line noise eliminator
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1942-03-18 |
1944-02-15 |
Joseph F Joy |
Flexible bellows
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1946-12-23 |
1952-04-15 |
Dole Valve Co |
Reciprocating pump assembly
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1947-02-20 |
1949-08-15 |
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1948-04-10 |
1953-05-19 |
George E Failing Supply Compan |
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1948-08-30 |
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Liquid shock absorber
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1948-11-27 |
1955-07-12 |
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Shock pressure absorber and pulsation dampers
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1949-01-22 |
1951-04-26 |
Rudolf Majert G M B H |
Two-stage pressure reducer
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1950-03-09 |
1954-05-04 |
Byron Jackson Co |
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1953-09-01 |
1958-06-10 |
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1953-09-01 |
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Surge pressure absorber
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1955-08-18 |
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1955-11-25 |
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Westinghouse Air Brake Co |
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1956-03-27 |
1959-03-03 |
Westinghouse Air Brake Co |
Pulsation dampener device
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1959-02-25 |
1962-11-13 |
Westinghouse Air Brake Co |
Pulsation dampener device
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1960-02-05 |
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Weatherhead Co |
Hose accumulator
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1961-02-08 |
1963-09-10 |
Beloit Iron Works |
Fluid flow surge dampening system
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1961-10-02 |
1962-02-13 |
Peet William Harold |
Accumulator
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1961-11-27 |
1964-08-04 |
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1963-12-20 |
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1965-09-15 |
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Josam Mfg Co |
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1968-04-10 |
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