Number | Date | Country | Kind |
---|---|---|---|
20943 A/88 | Jun 1988 | ITX |
Number | Name | Date | Kind |
---|---|---|---|
675323 | Clark | May 1901 | |
2213007 | Karasick | Aug 1940 | |
2445459 | Snyder | Jul 1948 | |
3740683 | Benson | Jun 1973 | |
3978441 | Sobottka et al. | Aug 1976 | |
4015174 | Cotton de Bennetot | Mar 1977 | |
4141547 | Duquenne et al. | Feb 1979 | |
4847582 | Cardone et al. | Jul 1989 |
Entry |
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Abstract of Japan Appl. 58-186910, "Magnetic Attracting Apparatus", vol. 8, No. 25 (E-225), Feb. 2, 1984. |