USD317787S - Mathematical aid - Google Patents
Mathematical aid Download PDFInfo
- Publication number
- USD317787S USD317787S US07/482,749 US48274990F USD317787S US D317787 S USD317787 S US D317787S US 48274990 F US48274990 F US 48274990F US D317787 S USD317787 S US D317787S
- Authority
- US
- United States
- Prior art keywords
- mathematical aid
- mathematical
- aid
- ornamental design
- view
- 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
Links
Images
Description
FIG. 1 is a top perspective view of a mathematical aid showing our new design; and
FIG. 2 is a bottom plan view thereof.
Claims (1)
- The ornamental design of a mathematical aid, as shown and described.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU198902712F AU109393S (en) | 1989-08-22 | 1989-08-22 | A string of beads |
AU02712/89 | 1989-08-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
USD317787S true USD317787S (en) | 1991-06-25 |
Family
ID=66424953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/482,749 Expired - Lifetime USD317787S (en) | 1989-08-22 | 1990-02-21 | Mathematical aid |
Country Status (2)
Country | Link |
---|---|
US (1) | USD317787S (en) |
AU (1) | AU109393S (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060169322A1 (en) * | 2003-12-12 | 2006-08-03 | Torkelson John E | Concealed automatic pool vacuum systems |
-
1989
- 1989-08-22 AU AU198902712F patent/AU109393S/en not_active Expired
-
1990
- 1990-02-21 US US07/482,749 patent/USD317787S/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060169322A1 (en) * | 2003-12-12 | 2006-08-03 | Torkelson John E | Concealed automatic pool vacuum systems |
Also Published As
Publication number | Publication date |
---|---|
AU109393S (en) | 1990-10-31 |
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