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Richard F. Higgs

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Electrolytic treating apparatus

C - Chemistry – Metallurgy – 25 – F
Patent

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Electrotreating cell

C - Chemistry – Metallurgy – 25 – D
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Method of and apparatus for marking metal strip

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Method of making tin plate

C - Chemistry – Metallurgy – 25 – D
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Profile ID: LFCA-PAI-P-169311

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