CA641350A - Magnetically operated sign - Google Patents
Magnetically operated signInfo
- Publication number
- CA641350A CA641350A CA641350A CA641350DA CA641350A CA 641350 A CA641350 A CA 641350A CA 641350 A CA641350 A CA 641350A CA 641350D A CA641350D A CA 641350DA CA 641350 A CA641350 A CA 641350A
- Authority
- CA
- Canada
- Prior art keywords
- magnetically operated
- operated sign
- sign
- magnetically
- operated
- 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
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA641350T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA641350A true CA641350A (en) | 1962-05-15 |
Family
ID=35919867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA641350A Expired CA641350A (en) | Magnetically operated sign |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA641350A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5111193A (en) * | 1990-06-06 | 1992-05-05 | American On-Premise Advertising Company | Electronic display element for electronic display device |
US5148156A (en) * | 1990-06-06 | 1992-09-15 | American Electronic Sign Company | Electronic display device having a plurality of pixel elements |
US5500652A (en) * | 1992-11-19 | 1996-03-19 | American Electronic Sign Company | Display element with reflective lens |
US6677922B1 (en) | 1995-12-04 | 2004-01-13 | 3M Innovative Properties Company | Display element having retroreflective surface |
-
0
- CA CA641350A patent/CA641350A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5111193A (en) * | 1990-06-06 | 1992-05-05 | American On-Premise Advertising Company | Electronic display element for electronic display device |
US5148156A (en) * | 1990-06-06 | 1992-09-15 | American Electronic Sign Company | Electronic display device having a plurality of pixel elements |
US5500652A (en) * | 1992-11-19 | 1996-03-19 | American Electronic Sign Company | Display element with reflective lens |
US6677922B1 (en) | 1995-12-04 | 2004-01-13 | 3M Innovative Properties Company | Display element having retroreflective surface |
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