BE394600A - - Google Patents
Info
- Publication number
- BE394600A BE394600A BE394600DA BE394600A BE 394600 A BE394600 A BE 394600A BE 394600D A BE394600D A BE 394600DA BE 394600 A BE394600 A BE 394600A
- Authority
- BE
- Belgium
Links
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
- B43L21/00—Blackboard or slate cleaning devices
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE566128T | 1930-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE394600A true BE394600A (en:Method) |
Family
ID=6567480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE394600D BE394600A (en:Method) | 1930-11-25 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE394600A (en:Method) |
| DE (1) | DE566128C (en:Method) |
-
0
- BE BE394600D patent/BE394600A/xx unknown
-
1930
- 1930-11-25 DE DE1930566128D patent/DE566128C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE566128C (de) | 1932-12-14 |