Internal Sub-pipe Joint
JP1737091SActive Publication Date: 2026-02-24MAEZAWA KASEI IND
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Patent Information
- Application Number
- JP2022013833D
- Authority / Receiving Office
- JP · JP
- Patent Type
- Designs
- Current Assignee / Owner
- Filing Date
- 2022-06-28
- Publication Date
- 2026-02-24
- Estimated Expiration
- 2047-06-28
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Abstract
The article is an internal secondary pipe joint that is attached to the inner wall surface of a manhole.
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