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Patent
D606377
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Priority
Jan 03 2008
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Filed
Jan 03 2008
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Issued
Dec 22 2009
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Expiry
Dec 22 2023
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Assg.orig
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Entity
unknown
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13
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25
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n/a
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The ornamental design for an air hammer, as shown and described.
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FIG. 1 is a perspective view of an air hammer showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines in the drawings represent unclaimed environmental subject matter.
Ho, Chuan-Cheng
Patent |
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INGERSOLL-RAND INDUSTRIAL U S , INC |
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|
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ER3032, |
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ER3070, |
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ER5253, |
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Patent |
Priority |
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INGERSOLL-RAND INDUSTRIAL U S , INC |
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77937, |
|
|
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a