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Patent
D327121
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Priority
Feb 14 1991
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Filed
Feb 14 1991
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Issued
Jun 16 1992
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Expiry
Jun 16 2006
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Assg.orig
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Entity
unknown
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2
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8
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n/a
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The ornamental design for a small volume ion chamber, as shown and described.
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FIG. 1 is a top, front perspective view of a small volume ion chamber
showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof, the rear and side views being
identical thereto; and,
FIG. 4 is a bottom plan view thereof.
Kotrappa, Payasada, Ramsey, Jr., Robert W.
Patent |
Priority |
Assignee |
Title |
106187, |
|
|
|
D265924, |
Mar 06 1980 |
Ion Systems, Inc. |
Air ionizer |
D272086, |
Jul 10 1981 |
Ion Systems, Inc. |
Combined air ionizer and cleaner |
D278603, |
Mar 18 1983 |
PROCTER & GAMBLE COMPANY, THE, A CORP OF OH |
Container cap |
D314514, |
May 13 1987 |
Ecolab USA Inc |
Draining lid |
82978, |
|
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|
83901, |
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91651, |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a