FR770214A - Pencils and inks for luminescent writing - Google Patents
Pencils and inks for luminescent writingInfo
- Publication number
- FR770214A FR770214A FR770214DA FR770214A FR 770214 A FR770214 A FR 770214A FR 770214D A FR770214D A FR 770214DA FR 770214 A FR770214 A FR 770214A
- Authority
- FR
- France
- Prior art keywords
- pencils
- inks
- luminescent
- writing
- luminescent writing
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/50—Sympathetic, colour changing or similar inks
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR770214T | 1934-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR770214A true FR770214A (en) | 1934-09-11 |
Family
ID=9185914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR770214D Expired FR770214A (en) | 1934-03-15 | 1934-03-15 | Pencils and inks for luminescent writing |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR770214A (en) |
-
1934
- 1934-03-15 FR FR770214D patent/FR770214A/en not_active Expired
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