Patent Grant
D390849
| Number | Name | Date | Kind |
|---|---|---|---|
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| D320022 | Watanabe et al. | Sep 1991 | |
| D320992 | Jondelius | Oct 1991 | |
| D377798 | Heine | Feb 1997 | |
| D379463 | Richter | May 1997 | |
| 448550 | Scott et al. | Mar 1891 | |
| 748524 | Pelton et al. | Dec 1903 | |
| 830238 | Lamb | Sep 1906 | |
| 939439 | Palmer | Nov 1909 | |
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| 1501998 | Hanford et al. | Jul 1924 | |
| 2481271 | Willey | Sep 1949 | |
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| 2510198 | Tesmer | Jun 1950 | |
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| 2663764 | Holmes | Dec 1953 | |
| 2673054 | Slavik | Mar 1954 | |
| 2692756 | Lincoln | Oct 1954 | |
| 2792932 | Freistat | May 1957 | |
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| 2898068 | Warren | Aug 1959 | |
| 3028702 | Cyr | Apr 1962 | |
| 3036717 | Johnson | May 1962 | |
| 3040900 | Jones | Jun 1962 | |
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| 3661376 | Hill et al. | May 1972 | |
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| 5016851 | Koskinen et al. | May 1991 | |
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| 5471530 | Chen | Nov 1995 | |
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| Number | Date | Country |
|---|---|---|
| 2403697 | Sep 1977 | FRX |
