共 18 条
- [1] [Anonymous], 1896, See Chem.Zeni, Patent No. [18,221, 18221]
- [2] BRUNCK H, 1901, J SOC CHEM IND LOND, V20, P239
- [3] CANON FA, 1935, Patent No. 2010217
- [4] CONOVER, 1927, Patent No. 1645180
- [5] DOWNS CR, 1926, J SOC CHEM IND LOND, V45, P188
- [6] DOWNS CR, 1926, Patent No. 1604739
- [7] DOWNS CR, 1932, Patent No. 1873876
- [8] DOWNS CR, 1931, Patent No. 1789809
- [9] GIBBS HD, 1926, Patent No. 1599228
- [10] GIBBS HD, 1918, Patent No. 1285117