USD277310S - Electrostatic filter - Google Patents
Electrostatic filter Download PDFInfo
- Publication number
- USD277310S USD277310S US06/387,475 US38747582F USD277310S US D277310 S USD277310 S US D277310S US 38747582 F US38747582 F US 38747582F US D277310 S USD277310 S US D277310S
- Authority
- US
- United States
- Prior art keywords
- electrostatic filter
- electrostatic
- filter
- 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 front perspective view of an electrostatic filter showing my new design;
FIG. 2 is a rear perspective view thereof.
Claims (1)
- The ornamental design for an electrostatic filter, substantially as shown and described.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE19812958 | 1981-12-15 | ||
SE812958 | 1981-12-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
USD277310S true USD277310S (en) | 1985-01-22 |
Family
ID=69940727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US06/387,475 Expired - Lifetime USD277310S (en) | 1981-12-15 | 1982-06-11 | Electrostatic filter |
Country Status (1)
Country | Link |
---|---|
US (1) | USD277310S (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD646369S1 (en) * | 2008-07-22 | 2011-10-04 | Donaldson Company, Inc. | Filter cartridge |
-
1982
- 1982-06-11 US US06/387,475 patent/USD277310S/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD646369S1 (en) * | 2008-07-22 | 2011-10-04 | Donaldson Company, Inc. | Filter cartridge |
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