Ding linual (resulta) king pamanintun
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- | nationality = [[Germany|German]] (1879-96, 1914-33)</br>[[Switzerland|Swiss]] (1901-55)</br>[[United States|American]] (1940-55) | work_institution = [[Swiss]] [[Patent Office]] [[Bern|(Berne)]]</br>[[University of Zürich|Univ. of Zü ...4 KB (488 kataya) - 12:57, 7 Disyembri 2020