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3491552 | Roeder, Jr. | Jan 1970 | |
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6101839 | Reimann et al. | Aug 2000 |
Number | Date | Country |
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3 338 126 A1 | Oct 1983 | DE |
0 681 152 | Nov 1995 | EP |
2 155 609 | Sep 1985 | GB |
2 280 494 | Feb 1995 | GB |
2 311 363 | Sep 1997 | GB |
11-223432 | Aug 1999 | JP |
Entry |
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