FR579458A - Ardoise - Google Patents
ArdoiseInfo
- Publication number
- FR579458A FR579458A FR579458DA FR579458A FR 579458 A FR579458 A FR 579458A FR 579458D A FR579458D A FR 579458DA FR 579458 A FR579458 A FR 579458A
- Authority
- FR
- France
- Prior art keywords
- slate
- 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
- 239000010454 slate Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/02—Slates
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR579458T | 1924-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR579458A true FR579458A (fr) | 1924-10-17 |
Family
ID=8956127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR579458D Expired FR579458A (fr) | 1924-03-06 | 1924-03-06 | Ardoise |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR579458A (fr) |
-
1924
- 1924-03-06 FR FR579458D patent/FR579458A/fr not_active Expired
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