公开/公告号US3943442A
专利类型
公开/公告日1976-03-09
原文格式PDF
申请/专利权人 FLETCHER;JAMES C. ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION WITH RESPECT TO AN INVENTION OF;MASERJIAN;JOSEPH;
申请/专利号US19740522551
发明设计人 JAMES C. ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION WITH RESPECT TO AN INVENTION OF FLETCHER;JOSEPH MASERJIAN;
申请日1974-11-11
分类号G01R29/00;G01R31/00;
国家 US
入库时间 2022-08-23 01:35:10