Number | Date | Country | Kind |
---|---|---|---|
198 56 538 | Dec 1998 | DE |
Number | Name | Date | Kind |
---|---|---|---|
5549100 | Heisner et al. | Aug 1996 | A |
5640947 | Shute | Jun 1997 | A |
5979714 | Bleile et al. | Nov 1999 | A |
6050176 | Schultheis et al. | Apr 2000 | A |
6067980 | Kahlke et al. | May 2000 | A |
Number | Date | Country |
---|---|---|
41 16 820 | Mar 1994 | DE |
198 56 538 | May 2000 | DE |
0 593 891 | Apr 1994 | EP |
Entry |
---|
DIN 1259, TEIL 1, Published by Deitsches Institut Fuer Normung E.V., 7 Pages. |
Schott Guide to Glass, By Heinz G. Pfaender, Chapman & Hall, London,. New York. |
Van Nostrand's Scientific Encyclopedia, New York D. Van Nostrand Company, Inc. Fifteenth Printing, pp. 522-523, 224-225. |