Number | Name | Date | Kind |
---|---|---|---|
918716 | Wedmore | Apr 1909 | |
1561323 | Gregg | Nov 1925 | |
1615651 | Reynolds | Jan 1927 | |
2299490 | Newman | Oct 1942 | |
3440792 | Schmidgall | Apr 1969 | |
3471986 | Swenson | Oct 1969 | |
3521842 | Opperthauser | Jul 1970 | |
3722164 | Schmidgall | Mar 1973 | |
4005560 | Simpson | Feb 1977 | |
4152256 | Wennberg | May 1979 |
Entry |
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Spacers for Reinforced Concrete Pipe, C.M.C., Blue Ridge Rubber Company, 1976 (price list). |