CONDUCTIVITY CHECKER

PROBLEM TO BE SOLVED: To obtain a conductivity checker capable of improving operability in checking conductivity and reducing the human errors, such as improper connection. SOLUTION: Conductivity checkers A and B have operating buttons 15a to 15f for a buzzer circuit 12 and a power supply circuit 13...

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Bibliographische Detailangaben
1. Verfasser: FUJIMOTO YOSHIO
Format: Patent
Sprache:eng
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