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filmcolors.org · the technique of the process as it now stands. Wohl and Mayer subsequently divided their orig- inal patent and secured another based on its fundamentals (U. S. Pat

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Page 1: filmcolors.org · the technique of the process as it now stands. Wohl and Mayer subsequently divided their orig- inal patent and secured another based on its fundamentals (U. S. Pat
Page 2: filmcolors.org · the technique of the process as it now stands. Wohl and Mayer subsequently divided their orig- inal patent and secured another based on its fundamentals (U. S. Pat
Page 3: filmcolors.org · the technique of the process as it now stands. Wohl and Mayer subsequently divided their orig- inal patent and secured another based on its fundamentals (U. S. Pat