BE413265A - - Google Patents
Info
- Publication number
- BE413265A BE413265A BE413265DA BE413265A BE 413265 A BE413265 A BE 413265A BE 413265D A BE413265D A BE 413265DA BE 413265 A BE413265 A BE 413265A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F13/00—Filing appliances with means for engaging perforations or slots
- B42F13/16—Filing appliances with means for engaging perforations or slots with claws or rings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Pile Receivers (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Sheet Holders (AREA)
- Bearings For Parts Moving Linearly (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE450296X | 1935-02-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE413265A true BE413265A (fr) |
Family
ID=6538378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE413265D BE413265A (fr) | 1935-02-11 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2068229A (fr) |
| BE (1) | BE413265A (fr) |
| FR (1) | FR800534A (fr) |
| GB (1) | GB450296A (fr) |
| NL (2) | NL43165C (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4765768A (en) * | 1987-08-24 | 1988-08-23 | Wright John S | Ring binding mechanism |
| US8753028B1 (en) * | 2013-01-22 | 2014-06-17 | Paris Business Products, Inc. | Ring binder with interchangeable binder covers |
| RU194820U1 (ru) * | 2019-05-21 | 2019-12-24 | Ольга Георгиевна Вологдина | Сменный блок для тетрадей и папок формата а5 на кольцах |
-
0
- NL NL75926D patent/NL75926C/xx active
- NL NL43165D patent/NL43165C/xx active
- BE BE413265D patent/BE413265A/xx unknown
-
1935
- 1935-12-21 GB GB35429/35A patent/GB450296A/en not_active Expired
-
1936
- 1936-01-11 FR FR800534D patent/FR800534A/fr not_active Expired
- 1936-01-20 US US59952A patent/US2068229A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL75926C (fr) | |
| FR800534A (fr) | 1936-07-07 |
| NL43165C (fr) | |
| US2068229A (en) | 1937-01-19 |
| GB450296A (en) | 1936-07-14 |