Number | Name | Date | Kind |
---|---|---|---|
1612274 | Fischer | Dec 1926 | |
1720187 | Nagel | Jul 1929 | |
2950057 | Speer | Aug 1960 | |
4093120 | Canfield | Jun 1978 | |
4236670 | Limmergard et al. | Dec 1980 | |
4368845 | Perry et al. | Jan 1983 | |
4415120 | Thim | Nov 1983 | |
4461421 | Maass | Jul 1984 | |
4606498 | Grant et al. | Aug 1986 | |
4793545 | Raymond | Dec 1988 | |
4846401 | Kennel | Jul 1989 | |
4880158 | Cook | Nov 1989 | |
4899993 | Martin | Feb 1990 | |
5181657 | Davis | Jan 1993 | |
5201467 | Kennel et al. | Apr 1993 | |
5282569 | Kiyota | Feb 1994 |
Number | Date | Country |
---|---|---|
357617 | Aug 1906 | FRX |
1012628 | Jul 1957 | DEX |
1633052 | Mar 1991 | SUX |
3602313 | Jul 1987 | GBX |
Entry |
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Epton Industries, Inc., Literature: Epflex Railseal Interface, Apr. 14, 1988. |
OMNI Rubber Products, Inc., Drawing: Railguard Rubber/Concrete Grade Crossing System Drawing, Aug. 31, 1991. |
Extrud-A-Rail Inc., p. 39, Railway Age, Feb. 1991. |
Magnum Manufacturing Corp., Drawings, Date Unknown. |