CH16437A - School desk forming blackboard - Google Patents
School desk forming blackboardInfo
- Publication number
- CH16437A CH16437A CH16437A CH16437DA CH16437A CH 16437 A CH16437 A CH 16437A CH 16437 A CH16437 A CH 16437A CH 16437D A CH16437D A CH 16437DA CH 16437 A CH16437 A CH 16437A
- Authority
- CH
- Switzerland
- Prior art keywords
- blackboard
- school desk
- desk forming
- forming
- school
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH16437T | 1898-04-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH16437A true CH16437A (en) | 1898-11-30 |
Family
ID=4215248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH16437A CH16437A (en) | 1898-04-02 | 1898-04-02 | School desk forming blackboard |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH16437A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2675288A (en) * | 1950-04-27 | 1954-04-13 | Lauretta J Usher | Interchangeable utility table |
-
1898
- 1898-04-02 CH CH16437A patent/CH16437A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2675288A (en) * | 1950-04-27 | 1954-04-13 | Lauretta J Usher | Interchangeable utility table |
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