WATERTIGHTNESS TESTER AND INSPECTION METHOD

To provide a watertightness tester which is compact, can cope with a case where the inner diameter of a water pipe is slightly different, and has excellent workability, and an inspection method.SOLUTION: A watertightness tester includes: a cylindrical main body 2 that enters a pipe and receives the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: SHIRAHAZE TAKASHI
Format: Patent
Sprache:eng ; jpn
Schlagworte:
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