Sweeping machine
Description
Claims
The ornamental design for a sweeping machine, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- Dulevo H404 Series, Announced Jan. 15, 2009, [Site Visited Dec. 19, 2014] http://www.dulevo.com/machines/404.html.
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Patent History
Patent number: D756576
Type: Grant
Filed: Nov 21, 2012
Date of Patent: May 17, 2016
Assignee: Dongguan Viper Cleaning Equipment Co., Ltd. (Dongguan)
Inventor: ZiSong Wang (Dongguan)
Primary Examiner: John Windmuller
Assistant Examiner: Luqman McNeil
Application Number: 29/437,954
Type: Grant
Filed: Nov 21, 2012
Date of Patent: May 17, 2016
Assignee: Dongguan Viper Cleaning Equipment Co., Ltd. (Dongguan)
Inventor: ZiSong Wang (Dongguan)
Primary Examiner: John Windmuller
Assistant Examiner: Luqman McNeil
Application Number: 29/437,954
Classifications
Current U.S. Class:
Surface Treatment, E.g., Floor, Street, Etc. (D32/15)