Patent
   D358875
Priority
Mar 22 1993
Filed
Sep 20 1993
Issued
May 30 1995
Expiry
May 30 2009
Assg.orig
Entity
unknown
2
5
n/a
The ornamental design for a unit for removing dust from industrial equipment by substantially increasing air flow, as shown and described.

FIG. 1 is a front perspective view showing the unit for removing dust from industrial equipment by substantially increasing air flow;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an enlarged left end perspective view thereof in one position; and,

FIG. 6 is an enlarged left end perspective view thereof in an alternative position.

The right end of the design is substantially a mirror image of that shown except for the projecting tubes at the top right end.

Spengler, Walter

Patent Priority Assignee Title
D891017, Aug 13 2019 ECO SOURCING INC.; ECO SOURCING INC, Dust removing plastic blade for swiper
D949500, Jul 08 2021 ECO SOURCING INC. Sweeper having plastic blade for sweeping water and dust
Patent Priority Assignee Title
1735494,
2163294,
4139879, Feb 05 1977 Instrument for air ionization
4227894, Oct 10 1978 Ion generator or electrostatic environmental conditioner
4528612, Apr 21 1982 Apparatus for conditioning a space by gas ionization
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