Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Regulator or control
Patent
1996-05-08
1997-07-29
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Regulator or control
D10 75, D13164, 1004
Patent
active
D03815900
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Rosemount Analytical, Model pH/ORP Microprocessor Analyzer -Instruction Manual, Mar. 1995, pp. Cover to 1-5.
Great Lakes Instruments, Inc., Model P63 pH Analyzer -Manual No. P63, Revision 1-995, pp. Cover, 29, 16 and 17.
George Fischer -Signet -Measurement Transmitter -Instruction Manual.
Yokogawa, Model SC200 2-Wire Conductivity Transmitter -Instruction Manual, Aug. 1991, pp. Cover, 4 and 5.
Aland Trevor
Thoeni Stewart
Davis Antoine Duval
Elsag International N.V.
Rickin Michael M.
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