NL77775C - - Google Patents
Info
- Publication number
- NL77775C NL77775C NL77775DA NL77775C NL 77775 C NL77775 C NL 77775C NL 77775D A NL77775D A NL 77775DA NL 77775 C NL77775 C NL 77775C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- B42F13/18—Filing appliances with means for engaging perforations or slots with claws or rings on two bars relatively movable longitudinally
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR889289X | 1950-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL77775C true NL77775C (https=) |
Family
ID=9377113
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL159584D NL159584C (https=) | 1950-03-03 | ||
| NL77775D NL77775C (https=) | 1950-03-03 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL159584D NL159584C (https=) | 1950-03-03 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE501616A (https=) |
| DE (1) | DE889289C (https=) |
| FR (1) | FR1013827A (https=) |
| GB (1) | GB700113A (https=) |
| NL (2) | NL77775C (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2026047682A1 (en) | 2024-08-30 | 2026-03-05 | Navneet Education Limited | Ring binder mechanism |
-
0
- BE BE501616D patent/BE501616A/xx unknown
- NL NL159584D patent/NL159584C/xx active
- NL NL77775D patent/NL77775C/xx active
-
1950
- 1950-03-03 FR FR1013827D patent/FR1013827A/fr not_active Expired
-
1951
- 1951-03-01 GB GB5022/51A patent/GB700113A/en not_active Expired
- 1951-03-04 DE DEM8765A patent/DE889289C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE501616A (https=) | |
| FR1013827A (fr) | 1952-08-05 |
| DE889289C (de) | 1953-09-10 |
| GB700113A (en) | 1953-11-25 |
| NL159584C (https=) |