Air stone
Latest Veny Plastic Co., Limited Patents:
Description
FIG. 1 is a front perspective view of air stone showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational thereof;
FIG. 4 is a side elevational view thereof, the opposite side being a mirror image of the side shown;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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Patent History
Patent number: D334086
Type: Grant
Filed: Apr 24, 1991
Date of Patent: Mar 16, 1993
Assignee: Veny Plastic Co., Limited
Inventor: Tony T. W. Ng (Hong Kong)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Cathy Anne MacCormac
Law Firm: Spensley Horn Jubas & Lubitz
Application Number: 7/690,798
Type: Grant
Filed: Apr 24, 1991
Date of Patent: Mar 16, 1993
Assignee: Veny Plastic Co., Limited
Inventor: Tony T. W. Ng (Hong Kong)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Cathy Anne MacCormac
Law Firm: Spensley Horn Jubas & Lubitz
Application Number: 7/690,798
Classifications
Current U.S. Class:
Element Or Attachment (D30/106)