胶卷;
In 1888, George Eastman received a patent for his roll-film camera, and registered his trademark: " Kodak. "
1888年, 乔治·伊斯门获得了胶卷照相机的专利权, 他把商标注册为 “ 柯达 ”.
At the end of 1889 Eastman launched a new roll film on a celluloid base.
1889年底,伊斯门在赛璐珞胶片的基础上研制了一种新型的胶卷.
It took 25 exposures from single drop-in roll film cassette.
花了25个风险从单一投递胶卷盒.
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