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Subjects (1-6 of 6)
Engineering Instruments
1 -- See Also the narrower term Automatic control --subdivision Automatic control under individual technical processes and equipment, e.g. Refrigeration and refrigerating machinery--Automatic control
2 -- See Also the narrower term Detectors
3 -- See Also the narrower term Electronic instruments
4 -- See Also the narrower term Leak detectors
5 -- See Also the narrower term Remote control
6 -- See Also the narrower term Surveying Instruments --particular instruments, e.g. Surveyors' chains; Theodolites
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