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Patent
   D322581
Priority
Feb 19 1988
Filed
Feb 19 1988
Issued
Dec 24 1991
Expiry
Dec 24 2005
Inventors
Heath, Al
Assg.orig
Assg.curr
Entity
unknown
Referenced by
2
References
5
Maint.:
n/a
The ornamental design for an airplane level, as shown and described.

FIG. 1 is a top right side perspective view of an Airplane Level showing my new design;

FIG. 2 is a top left side perspective view; and

FIG. 3 is a bottom right side perspective view thereof.
INVENTORS:

Heath, Al

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D526915, Dec 05 2005 Ching Lin Industrial Co., Ltd. Leveling device
D983677, Nov 22 2020 MAXEASY (SINGAPORE) PTE. LTD. Measuring level
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2012424,
135194,
53902,
54447,
55434,
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