Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Volume – flow or rate
Patent
1989-06-15
1991-06-18
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Volume, flow or rate
D10 53, D10 56, D10106
Patent
active
D03175790
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Davis Antoine D.
Holtje Nelson C.
Solar Wide Industrial Limited
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