Electronic indicator device for cleaning monitoring
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Description
The broken lines in the drawings illustrate portions of the electronic indicator device for cleaning monitoring which form no part of the claimed design.
Claims
The ornamental design for an electronic indicator device for cleaning monitoring, as shown and described.
Referenced Cited
Patent History
Patent number: D705509
Type: Grant
Filed: Nov 29, 2012
Date of Patent: May 20, 2014
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Dong Liu (Shanghai), Zhiguo Wen (Shanghai), Yinghua Yang (Shanghai), Chunyu Zhang (Shanghai), Pingle Zhou (Shanghai)
Primary Examiner: Deanna L Pratt
Assistant Examiner: Natasha Vujcic
Application Number: 29/438,332
Type: Grant
Filed: Nov 29, 2012
Date of Patent: May 20, 2014
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Dong Liu (Shanghai), Zhiguo Wen (Shanghai), Yinghua Yang (Shanghai), Chunyu Zhang (Shanghai), Pingle Zhou (Shanghai)
Primary Examiner: Deanna L Pratt
Assistant Examiner: Natasha Vujcic
Application Number: 29/438,332
Classifications
Current U.S. Class:
Laundering, Cleaning, Or Drying Tools Or Implements (D32/35)