共 13 条
[1]
FELSNER E, 1926, CER ABSTR, V5, P240
[2]
FELSNER E, 1926, GLASS IND, V7, P139
[3]
HEINRICHS H, 1928, CER ABSTR, V7, P738
[4]
HEINRICHS H, 1928, GLASTECH BER, V6, P51
[5]
LITZOW K, 1935, CER ABSTR, V14, P110
[6]
LITZOW K, 1935, SPRECHSAAL, V68, P51
[7]
LYLE AK, 1948, CER ABSTR NOV, P242
[8]
LYLE AK, 1948, Patent No. 2443142
[9]
NEUMANN C, 1940, CER ABSTR, V19, P62
[10]
NEUMANN C, 1939, GLASTECH BER, V17, P286