Barrel sluice
Description
The broken lines shown in the drawings are to show portions of the barrel sluice which for no part of the claimed design.
Claims
The ornamental design for a barrel sluice, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- http://coldrivermining.com/mining-master-tm-barrel-sluice.html, Mining Master Barrel Sluice, Google search Aug. 13, 2019 (Year: 2017).
Patent History
Patent number: D872411
Type: Grant
Filed: Feb 22, 2018
Date of Patent: Jan 7, 2020
Inventor: Robert G. Houchens (Crestwood, KY)
Primary Examiner: Cynthia Ramirez
Application Number: 29/637,908
Type: Grant
Filed: Feb 22, 2018
Date of Patent: Jan 7, 2020
Inventor: Robert G. Houchens (Crestwood, KY)
Primary Examiner: Cynthia Ramirez
Application Number: 29/637,908
Classifications
Current U.S. Class:
Barrel, Cask Or Drum (D34/39)