4. C - Chemistry, Metallurgy
  5. 25
  6. D

Robert D.h. Willans

C - Chemistry – Metallurgy – 25 – D

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Automatic zinc stripper

C - Chemistry – Metallurgy – 25 – D
Patent

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Electrode brushing apparatus

A - Human Necessities – 47 – L
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Electrode casting system

B - Operations – Transporting – 22 – D
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Method and apparatus for agitating metals and producing alloys

C - Chemistry – Metallurgy – 22 – C
Patent

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Method and apparatus for melting metals

F - Mech Eng,Light,Heat,Weapons – 27 – D
Patent

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Profile ID: LFCA-PAI-P-463476

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