Japan, Jan. 23 -- MAEDA CORP has got intellectual property rights for 'CONSTRUCTION METHOD AND CONSTRUCTION DEVICE OF LINEAR ACCURACY CONFIRMATION OBSERVATION HOLE FOR TUNNEL EXCAVATION.' Other related details are as follows:
Application Number: JP,2022-043445
Category (FI): E21D11/38@Z,E21D11/08,E21D11/00@Z
Stage: Grant (IP right granted following substantive examination.)
Filing Date: March 18, 2022
Publication Date: Sept. 29, 2023
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication....