CA12889A - Perfectionnements aux lavoirs des mines - Google Patents

Perfectionnements aux lavoirs des mines

Info

Publication number
CA12889A
CA12889A CA000012889A CA12889DA CA12889A CA 12889 A CA12889 A CA 12889A CA 000012889 A CA000012889 A CA 000012889A CA 12889D A CA12889D A CA 12889DA CA 12889 A CA12889 A CA 12889A
Authority
CA
Canada
Prior art keywords
riffles
mining
works
stream
riffles stream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000012889A
Other languages
English (en)
Inventor
William H. Howland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA12889A publication Critical patent/CA12889A/fr
Expired legal-status Critical Current

Links

CA000012889A Perfectionnements aux lavoirs des mines Expired CA12889A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA12889T

Publications (1)

Publication Number Publication Date
CA12889A true CA12889A (fr) 1881-05-31

Family

ID=45129434

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000012889A Expired CA12889A (fr) Perfectionnements aux lavoirs des mines

Country Status (1)

Country Link
CA (1) CA12889A (fr)

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