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Patent
   D256324
Priority
Apr 04 1978
Filed
Apr 04 1978
Issued
Aug 12 1980
Expiry
Aug 12 1994
Inventors
Coffey, Wa…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
3
References
4
Maint.:
n/a
The ornamental design for a twin headed box wrench, substantially as shown.

FIG. 1 is a front elevational view of a twin headed box wrench showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof; and

FIG. 4 is an end elevational view thereof.
INVENTORS:

Coffey, Wayne E.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D389710, Jan 15 1997 Oxygen sensor wrench
D403935, Dec 23 1997 Wrench
D406993, Dec 23 1997 Wrench
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1618046,
2015613,
105338,
60270,
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