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Patent 10110 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 10110
(21) Application Number: 10110
(54) English Title: IMPROVEMENTS ON FISH-PASSES
(54) French Title: PERFECTIONNEMENTS AUX PASSES MIGRATOIRES
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • GRANT, JAMES A. (Canada)
(73) Owners :
  • JAMES A. GRANT
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1879-06-16
(22) Filed Date:
Availability of licence: N/A
Dedicated to the Public: N/A
(25) Language of filing: English

Patent Cooperation Treaty (PCT): No

(30) Application Priority Data: None

Abstracts

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Claims

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Claim The mode of facilitating the passage offish over giver obstructions, by constructing an artificial water course, connecting with the river at a distance above and below such obstructions, to give a decline sufficient to allow of the passage of fish against the current of water in such channel and constructing across the river above the month of said channel a crib work to form a dead water entrance to the fish channel, and constructing across the river, below the entrance of said channel, a guard or strainer, to prevent the downward passage of fish over the obstruction.
Description

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Representative Drawing

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Administrative Status

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Event History

Description Date
Inactive: Expired (old Act Patent) latest possible expiry date 1897-06-16
Grant by Issuance 1879-06-16

Abandonment History

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Owners on Record

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Current Owners on Record
JAMES A. GRANT
Past Owners on Record
None
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
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