Photoelectric water meter calibration pulse reading device

The utility model discloses a photoelectric water meter calibration pulse reading device which comprises a connecting base used for being detachably connected with a photoelectric water meter, at least one containing through hole is formed in the connecting base, and when the connecting base is inst...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HOU YADAN, YUAN NAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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