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PHOTOGRAPHY

Light Sensitive Fluid (Diazotype) (U.S. Patent 2,861,008)

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PHOTOGRAPHY

Barium Radiographic Contrast Agent

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PHOTOGRAPHY

Barium Radiographic Contrast Agent

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PHOTOGRAPHY

Reconditioning Exposed & Developed Film (U.S. Patent 2,846,334)

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PHOTOGRAPHY

Stayflat Photographic Film

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PHOTOGRAPHY

Combined Photographic Developer & Fix (U.S.Patent 2,897,080)

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PHOTOGRAPHY

Stable Single-Powder Developer (U.S. Patent 2,893,865)

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PHOTOGRAPHY

Fast Photograph Washing Solution (U.S. Patent 2,860,978)

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PYROTECHNICS AND EXPLOSIVES

Yellow Signal Flare (U.S. Patent 2,628,897)

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PHOTOGRAPHY

Color Photography Bleach (U.S. Patent 2,843,482)