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Patent
D477540
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Priority
Oct 04 2002
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Filed
Oct 04 2002
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Issued
Jul 22 2003
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Expiry
Jul 22 2017
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Assg.orig
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Entity
unknown
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19
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3
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n/a
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The ornamental design for a sound level meter, as shown.
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FIG. 1 is a perspective view of a sound level meter, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left elevational view thereof;
FIG. 5 is a right elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Chen, Li-Chuan
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|
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BRÜEL & KJÆR SOUND & VIBRATION MEASUREMENT A S |
Sound level meter |
D916083, |
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Carrier Corporation |
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D933652, |
Jun 12 2019 |
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D933653, |
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Data logging tool |
D934088, |
Dec 30 2019 |
|
Sound level meter |
ER1268, |
|
|
|
ER7472, |
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|
Patent |
Priority |
Assignee |
Title |
5435185, |
Aug 16 1993 |
|
Electronic instrument for locating and diagnosing automotive chassis sounds |
5445026, |
Jun 14 1993 |
|
Electronic instrument for locating and diagnosing engine sounds |
5757930, |
Nov 14 1994 |
SOUND TECHNOLOGIES INC |
Apparatus and method for testing attenuation of in-use insert hearing protectors |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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Maintenance Fee Events |
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Maintenance Schedule |
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