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All Patents in class 33/669 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 98,504 | Jan. 04, 1870 | G. Kenny | Improvement in Gauge and Dividers | |
![]() | 784,903 | Mar. 14, 1905 | F.J. Stemmrich | Combination Gage | |
![]() | 1,127,955 | Feb. 09, 1915 | M. Berthold | Caliper Gauge |