Grate cleaning device
Description
Claims
The ornamental design for a grate cleaning device, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D850745
Type: Grant
Filed: Apr 5, 2018
Date of Patent: Jun 4, 2019
Inventor: Kirk Stecik (Colliers, WV)
Primary Examiner: John Windmuller
Assistant Examiner: John R Yeh
Application Number: 29/643,166
Type: Grant
Filed: Apr 5, 2018
Date of Patent: Jun 4, 2019
Inventor: Kirk Stecik (Colliers, WV)
Primary Examiner: John Windmuller
Assistant Examiner: John R Yeh
Application Number: 29/643,166
Classifications
Current U.S. Class:
Scraper (D32/46)