@article{oai:repository.dl.itc.u-tokyo.ac.jp:00022832, author = {小川, 正義}, issue = {10}, journal = {生産研究}, month = {Oct}, note = {application/pdf, p.409からp.414へ続く}, pages = {404--409}, title = {圧力計工業界の現況}, volume = {15}, year = {1963} }