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All Patents in class 33/817 | |||||
Number | Date | Patentee | Title | Type | |
2,516,956 | Aug. 01, 1950 | S.J. Carlton | Micrometer | micrometers | |
2,639,510 | May 26, 1953 | F.M. Laserson | Micrometer | micrometers | |
2,666,263 | Jan. 19, 1954 | F.M. Laserson | Micrometer | micrometers | |
3,120,061 | Feb. 04, 1964 | K. Pfleiderer | Counter-Micrometer | micrometers | |
4,553,330 | Nov. 19, 1985 | Y. Karahashi, M. Yamauchi | Micrometer | micrometers | |
4,561,185 | Dec. 31, 1985 | H. Yamashiro, H. Sakata | Measuring Instrument | measurement gauges |