Number | Name | Date | Kind |
---|---|---|---|
1421506 | Limpert | Jul 1922 | |
3915148 | Fletcher et al. | Oct 1975 | |
3941993 | Hubert | Mar 1976 | |
3970070 | Meyer et al. | Jul 1976 | |
4002031 | Bell | Jan 1977 | |
4022186 | Nothrup, Jr. | May 1977 | |
4074704 | Gellert | Feb 1978 | |
4103673 | Woodworth et al. | Aug 1978 | |
4108540 | Anderson et al. | Aug 1978 | |
4116223 | Vasilantone | Sep 1978 | |
4124017 | Paull | Nov 1978 | |
4136670 | Davis | Jan 1979 | |
4171695 | Sletten | Oct 1979 | |
4194949 | Stark | Mar 1980 | |
4337759 | Popovich et al. | Jul 1982 | |
4755921 | Nelson | Jul 1988 | |
5150966 | Nelson | Sep 1992 |
Number | Date | Country |
---|---|---|
1325086 | Aug 1973 | GBX |
1325087 | Aug 1973 | GBX |
1546791 | May 1979 | GBX |
1546792 | May 1979 | GBX |
1546793 | May 1979 | GBX |
1557472 | Dec 1979 | GBX |
1561129 | Feb 1980 | GBX |
2239939 | Jan 1993 | GBX |
2239940 | Oct 1993 | GBX |
Entry |
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Ari Rabl, "Prisms With Total Internal Reflection as Solar Reflectors" Solar Energy, vol. 19, pp. 555-565. |