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Panning apparatus

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Patent

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Placer mining sluice

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Patent

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Placer mining sluice box apparatus and method

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Patent

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Portable apparatus for the recovery of placer gold

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Patent

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Portable finishing sluice

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Patent

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Portable hydraulic classifier

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Reexamination Certificate

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Portable mining apparatus

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Patent

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Portable sluice box

Classifying – separating – and assorting solids – Plural – diverse separating operations – Sifting and stratifying
Patent

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