FR347457A - System for obtaining changing designs, signs or letters - Google Patents
System for obtaining changing designs, signs or lettersInfo
- Publication number
- FR347457A FR347457A FR347457DA FR347457A FR 347457 A FR347457 A FR 347457A FR 347457D A FR347457D A FR 347457DA FR 347457 A FR347457 A FR 347457A
- Authority
- FR
- France
- Prior art keywords
- signs
- letters
- obtaining changing
- changing designs
- designs
- 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
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
- G09F19/14—Advertising or display means not otherwise provided for using special optical effects displaying different signs depending upon the view-point of the observer
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US347457XA | 1903-10-27 | 1903-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR347457A true FR347457A (en) | 1905-03-11 |
Family
ID=1396095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR347457D Expired FR347457A (en) | 1903-10-27 | 1904-10-27 | System for obtaining changing designs, signs or letters |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR347457A (en) |
-
1904
- 1904-10-27 FR FR347457D patent/FR347457A/en not_active Expired
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