USD272446S - Digital transfer switch with diagnostic display - Google Patents
Digital transfer switch with diagnostic display Download PDFInfo
- Publication number
- USD272446S USD272446S US06/271,816 US27181681F USD272446S US D272446 S USD272446 S US D272446S US 27181681 F US27181681 F US 27181681F US D272446 S USD272446 S US D272446S
- Authority
- US
- United States
- Prior art keywords
- transfer switch
- diagnostic display
- digital transfer
- digital
- diagnostic
- 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 a digital transfer switch with diagnostic display showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a side elevational view thereof, the opposite side being a mirror image;
FIG. 4 is a top plan view thereof.
Claims (1)
- The ornamental design for a digital transfer switch with diagnostic display, as shown and described.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/271,816 USD272446S (en) | 1981-06-08 | 1981-06-08 | Digital transfer switch with diagnostic display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/271,816 USD272446S (en) | 1981-06-08 | 1981-06-08 | Digital transfer switch with diagnostic display |
Publications (1)
Publication Number | Publication Date |
---|---|
USD272446S true USD272446S (en) | 1984-01-31 |
Family
ID=69902278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US06/271,816 Expired - Lifetime USD272446S (en) | 1981-06-08 | 1981-06-08 | Digital transfer switch with diagnostic display |
Country Status (1)
Country | Link |
---|---|
US (1) | USD272446S (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD953274S1 (en) * | 2018-06-28 | 2022-05-31 | Omron Corporation | Signal transfer device |
USD991890S1 (en) * | 2021-07-20 | 2023-07-11 | Meljac | Switch plate |
USD995451S1 (en) * | 2021-07-20 | 2023-08-15 | Meljac | Switch plate |
USD1001748S1 (en) * | 2021-07-20 | 2023-10-17 | Meljac | Switch plate |
-
1981
- 1981-06-08 US US06/271,816 patent/USD272446S/en not_active Expired - Lifetime
Non-Patent Citations (9)
Title |
---|
Altair Computer Catalog, ©1977, pp. 5 & 6, Altair 8800b Turnkey Model. |
Communications Line Switch Model CL52. |
Computer Design, 12-1979, p. 158, Interface Housing. |
Computer Design, 9-1979, p. 76, Datamax PRH-28/6 Multiplexer. |
Computer Room Accessories, p. 29, ABC Box Switches. |
Digital Transfer Switch Series 5712 & 5722. |
Harbor Electronics AB Transfer Switch. |
Polymorphic Systems System 8810 Specification, 1979 Disk System Housing. |
T-Switch Control. |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD953274S1 (en) * | 2018-06-28 | 2022-05-31 | Omron Corporation | Signal transfer device |
USD991890S1 (en) * | 2021-07-20 | 2023-07-11 | Meljac | Switch plate |
USD995451S1 (en) * | 2021-07-20 | 2023-08-15 | Meljac | Switch plate |
USD1001748S1 (en) * | 2021-07-20 | 2023-10-17 | Meljac | Switch plate |
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