@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024490, author = {高木, 昇 and 丹羽, 登}, issue = {5}, journal = {生産研究}, month = {May}, note = {application/pdf}, pages = {185--189}, title = {超音波探傷器 : その實用化への歩み}, volume = {4}, year = {1952} }