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Inventors
Masashi Shintaku
Musashino
JP
1 patent
2 Patents
US12061134
2024
Pipeline Inspection Method for Carrying Out an Airtightness Inspection on a Conduit
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US11892375
2024
Inspection Method and Inspection Device
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites