Patent
   D322122
Priority
Mar 20 1989
Filed
Mar 20 1989
Issued
Dec 03 1991
Expiry
Dec 03 2005
Assg.orig
Entity
unknown
26
6
n/a
The ornamental design for a humidifier casing, as shown.

FIG. 1 is a front and left side perspective view of a humidifier casing showing our new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevation view thereof; and

FIG. 6 is a bottom plan view thereof.

Guetersloh, Timothy L., Pasch, Roger M.

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Patent Priority Assignee Title
3621830,
3823926,
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CA1092506,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 16 1989GUETERSLOTH, TIMOTHY L RESEARCH PRODUCTS CORPORATION, A CORP OF WIASSIGNMENT OF ASSIGNORS INTEREST 0050720043 pdf
Mar 16 1989PASCH, ROGER M RESEARCH PRODUCTS CORPORATION, A CORP OF WIASSIGNMENT OF ASSIGNORS INTEREST 0050720043 pdf
Mar 20 1989Research Products Corporation(assignment on the face of the patent)
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