|
GB377995A
|
|
Improvements in or relating to the preparation of colloidal suspensions of solids
|
|
GB366128A
|
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Improvements in or relating to the preparation of colloidal suspensions in oils
|
|
GB333309A
|
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Improvements in or relating to bobbins or the like
|
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US1850738A
|
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Electrical conductor preparation
|
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CA311082A
|
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Electroplating vat or trough
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CA306090A
|
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Preparation of finely divided substances
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CA308866A
|
|
Coloration of metallic surfaces
|
|
CA308867A
|
|
Electrically conducting preparation for electroplating non-metallic articles
|
|
CA304786A
|
|
Process of preparing organic articles for electrolytically covering them with metallic layers
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