DE212406C - - Google Patents
Info
- Publication number
- DE212406C DE212406C DENDAT212406D DE212406DA DE212406C DE 212406 C DE212406 C DE 212406C DE NDAT212406 D DENDAT212406 D DE NDAT212406D DE 212406D A DE212406D A DE 212406DA DE 212406 C DE212406 C DE 212406C
- Authority
- DE
- Germany
- Prior art keywords
- slide
- frame
- glass plate
- attached
- cover
- 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.)
- Active
Links
- 239000011521 glass Substances 0.000 claims description 8
- 230000036461 convulsion Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
Landscapes
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE212406C true DE212406C (enrdf_load_stackoverflow) |
Family
ID=474142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT212406D Active DE212406C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE212406C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT212406D patent/DE212406C/de active Active
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