Number | Date | Country | Kind |
---|---|---|---|
3-114972 | May 1991 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4929278 | Ashley et al. | May 1990 | |
4959089 | Bhargava et al. | Sep 1990 |
Entry |
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"Optical Materials for Laser Frequency Conversion", by Takamoto Sasaki, New Ceramics (1991) No. 4, published Mar. 25, 1991. |
"Inorganic Nonlinear Optical Materials", by Takamoto Sasaki, New Ceramics (1991) No. 4, published Mar. 25, 1991. |
"Direct Czochralski Growth of .beta.-BaB.sub.2 O.sub.4 Single Crystal Considering Melt Structure", by Hikaru Kouta and Yasuhiko Kuwano. published Feb. 15, 1991. |