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Patent
D881728
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Priority
Jul 27 2018
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Filed
Oct 26 2018
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Issued
Apr 21 2020
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Expiry
Apr 21 2035
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Assg.orig
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Entity
unknown
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0
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9
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n/a
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The ornamental design for a calibration block, as shown and described.
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FIG. 1 is a left side elevation view of the calibration block;
FIG. 2 is a right side elevation view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a front perspective view thereof; and,
FIG. 8 is a side perspective view thereof.
Holloway, Paul
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
Title |
3908278, |
|
|
|
9097506, |
Nov 19 2011 |
Aspects of Wood, Inc. |
Three dimensional ruler assembly and methods of use |
9958248, |
Dec 18 2013 |
|
High spot material gauging device |
20150168120, |
|
|
|
D331025, |
Mar 05 1990 |
|
Level housing |
D462018, |
Sep 24 2001 |
|
Trim gauge |
D462282, |
Sep 07 2001 |
|
Carpenter's jig |
D528931, |
Mar 11 2005 |
Universal Line Holder, LLC |
Universal line holder |
D692785, |
Jul 23 2012 |
Hewlett-Packard Development Company, L.P. |
Right angle ruler |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a