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| Patents for G01L 7 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements (6,106) |
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| 02/10/1976 | US3937088 Drive mechanism for pressure-gages, comprising a molded plastics main body with embedded bourdon tube | | 02/03/1976 | US3935745 Pore water pressure measuring device | | 01/27/1976 | US3934543 Apparatus for monitoring the condition of a filter | | 01/27/1976 | US3934479 Measurement apparatus influenced by disturbing ambient temperature fluctuations | | 01/20/1976 | US3934238 Differential pressure visual and audible warning signal device for hydraulic and pneumatic systems | | 01/20/1976 | US3934222 Terrain closure warning system with climb inhibit and altitude gain measurement |
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