Number | Name | Date | Kind |
---|---|---|---|
1907461 | Sundee | May 1933 | |
1985916 | Coates et al. | Jan 1935 | |
2527456 | Schmeling | Oct 1950 | |
2971373 | Heldenbrand | Feb 1961 | |
3314156 | Van Burkleo | Apr 1967 | |
3368396 | Van Burkleo | Feb 1968 | |
3390575 | Hukle | Jul 1968 | |
3492866 | Latham et al. | Feb 1970 | |
3527094 | Yew et al. | Sep 1970 | |
3606664 | Weiner | Sep 1971 | |
3745820 | Weiner | Jul 1973 | |
4091451 | Weiner et al. | May 1978 | |
4176436 | McCombs et al. | Dec 1979 | |
4210017 | Motsinger | Jul 1980 | |
4365402 | McCombs et al. | Dec 1982 | |
4491021 | Meline | Jan 1985 | |
4573339 | Carstensen | Mar 1986 | |
4607531 | Meline et al. | Aug 1986 | |
4700576 | Grare et al. | Oct 1987 | |
4738145 | Vincent et al. | Apr 1988 |
Entry |
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Machines & Tooling, vol. XLI, No. 1 Portable Roundness Tester for Checking Bore in Large Comp. |
Number | Date | Country | |
---|---|---|---|
Parent | 315830 | Feb 1989 |