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Patent
   D317358
Priority
May 04 1988
Filed
May 04 1988
Issued
Jun 04 1991
Expiry
Jun 04 2005
Inventors
Spendrup, …
Assg.orig
Assg.curr
Entity
unknown
Referenced by
2
References
6
Maint.:
n/a
The ornamental design for a plenum unit for distribution of air or water, as shown and described.

FIG. 1 is a perspective view of a plenum unit for distribution of air or water, showing my new design; and

FIG. 2 is an end elevation view thereof, the opposite end being a mirror image of that shown.
INVENTORS:

Spendrup, John O.

THIS PATENT IS REFERENCED BY THESE PATENTS:
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9974248, Jun 06 2013 Green Channels (International) Limited Planter box, multipurpose diacolation pipe and method for soil drainage and irrigation
D779649, Jan 21 2014 Detachable air flow deflector
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3244347,
3698195,
3699872,
4077571, Aug 13 1975 WIEBOLDT, ROBERT Fluid flow regulator
4709557, Feb 04 1986 Kawasaki Steel Corporation Method and system for cooling strip
126769,
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