Number | Name | Date | Kind |
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3658494 | Dorer, Jr. | Apr 1972 | A |
3901665 | Polss | Aug 1975 | A |
4877416 | Campbell | Oct 1989 | A |
5004478 | Vogel et al. | Apr 1991 | A |
5006130 | Aiello et al. | Apr 1991 | A |
5298039 | Mohr et al. | Mar 1994 | A |
5522906 | Hashimoto et al. | Jun 1996 | A |
5697988 | Malfer et al. | Dec 1997 | A |
5993499 | Houser | Nov 1999 | A |
Number | Date | Country |
---|---|---|
0 374 461 | Jun 1990 | EP |
0 505 070 | Sep 1992 | EP |
0 548 617 | Jun 1993 | EP |
0 704 519 | Apr 1996 | EP |
Entry |
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European Search Report dated Jul. 30, 1999 for European Application No. 99302911.5-2104. |