FR2156296B1 - - Google Patents
Info
- Publication number
- FR2156296B1 FR2156296B1 FR7236173A FR7236173A FR2156296B1 FR 2156296 B1 FR2156296 B1 FR 2156296B1 FR 7236173 A FR7236173 A FR 7236173A FR 7236173 A FR7236173 A FR 7236173A FR 2156296 B1 FR2156296 B1 FR 2156296B1
- Authority
- FR
- France
- 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
- C09D13/00—Pencil-leads; Crayon compositions; Chalk compositions
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8106571 | 1971-10-14 | ||
JP47002006A JPS5139126B2 (it) | 1971-12-27 | 1971-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2156296A1 FR2156296A1 (it) | 1973-05-25 |
FR2156296B1 true FR2156296B1 (it) | 1977-08-26 |
Family
ID=26335318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7236173A Expired FR2156296B1 (it) | 1971-10-14 | 1972-10-12 |
Country Status (5)
Country | Link |
---|---|
CA (1) | CA1004400A (it) |
DE (1) | DE2250145C3 (it) |
FR (1) | FR2156296B1 (it) |
GB (1) | GB1403882A (it) |
IT (1) | IT966301B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0017889A1 (de) * | 1979-04-10 | 1980-10-29 | Kores Holding Zug AG | Schreibsystem |
US11866603B2 (en) | 2019-01-03 | 2024-01-09 | Crayola Llc | Color-change and erasable writing compositions, writing instruments, and systems |
-
1972
- 1972-10-12 FR FR7236173A patent/FR2156296B1/fr not_active Expired
- 1972-10-12 IT IT5332272A patent/IT966301B/it active
- 1972-10-13 DE DE19722250145 patent/DE2250145C3/de not_active Expired
- 1972-10-13 CA CA153,843A patent/CA1004400A/en not_active Expired
- 1972-10-13 GB GB4728672A patent/GB1403882A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT966301B (it) | 1974-02-11 |
CA1004400A (en) | 1977-01-25 |
GB1403882A (en) | 1975-08-28 |
DE2250145B2 (de) | 1975-03-27 |
DE2250145A1 (de) | 1973-04-26 |
FR2156296A1 (it) | 1973-05-25 |
DE2250145C3 (de) | 1975-11-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |