Patent
   D272732
Priority
May 11 1981
Filed
May 11 1981
Issued
Feb 21 1984
Expiry
Feb 21 1998
Assg.orig
Entity
unknown
5
5
n/a
The ornamental design for an explosion proof enclosure for electrical apparatus or similar article, as shown.

FIG. 1 is a front elevation view of the explosion proof enclosure for electrical apparatus;

FIG. 2 is a top plan view of the enclosure;

FIG. 3 is a side elevation view of the enclosure; and

FIG. 4 is a bottom view of the enclosure.

Moore, Brian E., Buis, Richard D.

Patent Priority Assignee Title
D367915, Oct 02 1992 FLOWLINE INC Controller electronics enclosure for liquid handling equipment
D451904, Nov 04 1999 Shure Incorporated Wireless component
D733107, Oct 18 2012 CAMBRIDGE COMMUNICATIONS SYSTEMS LIMITED Wireless network unit
D752512, Mar 13 2015 Raffel Systems, LLC Charger
D758305, Mar 13 2015 Raffel Systems, LLC Charger
Patent Priority Assignee Title
3582535,
3724706,
3853291,
115709,
156681,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 01 1981MOORE, BRIAN E ENDRESS + HAUSER, INC , A CORP OF INASSIGNMENT OF ASSIGNORS INTEREST 0039260031 pdf
May 01 1981BUIS, RICHARD D ENDRESS + HAUSER, INC , A CORP OF INASSIGNMENT OF ASSIGNORS INTEREST 0039260031 pdf
May 11 1981Endress + Hauser, Inc.(assignment on the face of the patent)
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