Internal Pipe Fittings

JP1710116SActive Publication Date: 2025-03-26MAEZAWA KASEI IND
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Patent Information

Application Number
JP2021016730D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2021-08-02
Publication Date
2025-03-26
Estimated Expiration
2046-08-02

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Abstract

The article is an internal secondary pipe fitting that is attached to the inner wall surface of a manhole.
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