GB309566A - Improvements in or relating to letter files - Google Patents
Improvements in or relating to letter filesInfo
- Publication number
- GB309566A GB309566A GB28265/28A GB2826528A GB309566A GB 309566 A GB309566 A GB 309566A GB 28265/28 A GB28265/28 A GB 28265/28A GB 2826528 A GB2826528 A GB 2826528A GB 309566 A GB309566 A GB 309566A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- letter files
- files
- letter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- B42F13/20—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges
- B42F13/22—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two sections engaging each other when closed
- B42F13/24—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two sections engaging each other when closed wherein one section is in the form of fixed rods
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE309566X | 1928-04-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB309566A true GB309566A (en) | 1929-12-05 |
Family
ID=6122051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB28265/28A Expired GB309566A (en) | 1928-04-13 | 1928-10-02 | Improvements in or relating to letter files |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB309566A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2460718A (en) * | 1943-10-11 | 1949-02-01 | Heinn Company | Loose-leaf binder |
-
1928
- 1928-10-02 GB GB28265/28A patent/GB309566A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2460718A (en) * | 1943-10-11 | 1949-02-01 | Heinn Company | Loose-leaf binder |
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