USD334086S - Air stone - Google Patents

Air stone Download PDF

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Publication number
USD334086S
USD334086S US07690798 US69079891F USD334086S US D334086 S USD334086 S US D334086S US 07690798 US07690798 US 07690798 US 69079891 F US69079891 F US 69079891F US D334086 S USD334086 S US D334086S
Authority
US
Grant status
Grant
Patent type
Design
Prior art keywords
fig
view
stone
air
elevational
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US07690798
Inventor
Tony T. W. Ng
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Veny Plastic Co Ltd
Original Assignee
Veny Plastic Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Grant date

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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.

Claims (1)

  1. The design for a air stone, as shown and described.
US07690798 1990-11-20 1991-04-24 Air stone Expired - Lifetime USD334086S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB20111577 1990-11-20

Publications (1)

Publication Number Publication Date
USD334086S true USD334086S (en) 1993-03-16

Family

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