共 5 条
[1]
BROOKER, Patent No. 1846301
[2]
BROOKER, Patent No. 1962124
[3]
CLARK, 1933, J CHEM SOC, P216
[4]
HAMER, 1928, J CHEM SOC, P3160
[5]
KODAK LTD, Patent No. 390406