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Robert R. French

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Fire trap for motion picture projectors

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Patent

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Method to improve the efficiency of removal of liquid water...

C - Chemistry – Metallurgy – 10 – B
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Method to transform bulk material

B - Operations – Transporting – 02 – C
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Methods of producing water-resistant solid fuels

C - Chemistry – Metallurgy – 10 – L
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Fire trap for motion picture projectors

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Patent

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Profile ID: LFCA-PAI-P-483978

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