Number | Name | Date | Kind |
---|---|---|---|
3784042 | Hadfield et al. | Jan 1974 | |
3978631 | Diersing | Sep 1976 | |
4016357 | Abrahamsen | Apr 1977 | |
4040755 | Jorgensen et al. | Aug 1977 | |
4065890 | Fenner | Jan 1978 | |
4074488 | Ray, III | Feb 1978 | |
4124324 | Angis et al. | Nov 1978 | |
4220808 | Fujita | Sep 1980 | |
4257203 | Propst et al. | Mar 1981 | |
4296574 | Stephens | Oct 1981 | |
4353411 | Harter et al. | Oct 1982 | |
4442645 | Hiller et al. | Apr 1984 | |
4470232 | Condevaux et al. | Sep 1984 | |
4484426 | Simms | Nov 1984 | |
4606394 | Bannister | Aug 1986 | |
4608066 | Cadwell, Jr. | Aug 1986 | |
4630417 | Collier | Dec 1986 | |
4631879 | Kobayashi et al. | Dec 1986 | |
4682453 | Holmgren | Jul 1987 | |
4750305 | Bastian | Jun 1988 | |
4771583 | Ball et al. | Sep 1988 | |
4773196 | Yoshida et al. | Sep 1988 | |
4863223 | Weissenbach et al. | Sep 1989 | |
4883503 | Fish | Nov 1989 | |
5019672 | Fish | May 1991 | |
5052157 | Ducroux et al. | Oct 1991 | |
5081809 | Thompson | Jan 1992 | |
5150554 | Quinlan, Jr. et al. | Sep 1992 |
Number | Date | Country |
---|---|---|
0067134 | Dec 1982 | EPX |
1231330 | Dec 1966 | DEX |
1335829 | Oct 1973 | GBX |
Entry |
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"Network Floor" by Kyodo Electric Co. Ltd., of Tokyo, Japan (12 pgs.) dated Mar. 1987. |
"Cablefloor" by Co Design of Atlanta, Georgia (2 pgs.) dated Nov. 1990. |