Gas detector
Description
The broken lines show portions of a gas detector that form no part of the claimed design.
Claims
The ornamental design for a gas detector, as shown and described.
Referenced Cited
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Patent History
Patent number: D856837
Type: Grant
Filed: Feb 24, 2017
Date of Patent: Aug 20, 2019
Assignee: 1928062 Ontario Ltd. (Ontario)
Inventor: Robert K. P. Illson (Thunder Bay)
Primary Examiner: Melanie H Tung
Assistant Examiner: Fritzgerald L Butac
Application Number: 29/595,133
Type: Grant
Filed: Feb 24, 2017
Date of Patent: Aug 20, 2019
Assignee: 1928062 Ontario Ltd. (Ontario)
Inventor: Robert K. P. Illson (Thunder Bay)
Primary Examiner: Melanie H Tung
Assistant Examiner: Fritzgerald L Butac
Application Number: 29/595,133
Classifications
Current U.S. Class:
Smoke, Gas, Or Fire Detector (D10/106.2)