NL22593C - - Google Patents
Info
- Publication number
- NL22593C NL22593C NL22593DA NL22593C NL 22593 C NL22593 C NL 22593C NL 22593D A NL22593D A NL 22593DA NL 22593 C NL22593 C NL 22593C
- Authority
- NL
- Netherlands
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
- B43L23/00—Sharpeners for pencils or leads
- B43L23/08—Sharpeners for pencils or leads in which the pencils or leads are sharpened mainly by rotational movement against cutting blades
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Drawing Aids And Blackboards (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB797928A GB294091A (en) | 1928-03-15 | 1928-03-15 | Improvements in and relating to pencil sharpening devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL22593C true NL22593C (zh) |
Family
ID=9843425
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL22593D NL22593C (zh) | 1928-03-15 | ||
| NL40426D NL40426C (zh) | 1928-03-15 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL40426D NL40426C (zh) | 1928-03-15 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE349613A (zh) |
| CH (1) | CH132054A (zh) |
| FR (1) | FR651420A (zh) |
| GB (1) | GB294091A (zh) |
| NL (2) | NL40426C (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE916505C (de) * | 1952-01-09 | 1954-08-12 | Adam Klebes & Co | Bleistiftspitzer |
-
0
- NL NL22593D patent/NL22593C/xx active
- BE BE349613D patent/BE349613A/xx unknown
- NL NL40426D patent/NL40426C/xx active
-
1928
- 1928-03-07 CH CH132054D patent/CH132054A/de unknown
- 1928-03-15 FR FR651420D patent/FR651420A/fr not_active Expired
- 1928-03-15 GB GB797928A patent/GB294091A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH132054A (de) | 1929-03-31 |
| BE349613A (zh) | |
| NL40426C (zh) | |
| FR651420A (fr) | 1929-02-21 |
| GB294091A (en) | 1928-07-19 |