GB557737A - Improvements in and relating to manifold recording appliances - Google Patents
Improvements in and relating to manifold recording appliancesInfo
- Publication number
- GB557737A GB557737A GB888042A GB888042A GB557737A GB 557737 A GB557737 A GB 557737A GB 888042 A GB888042 A GB 888042A GB 888042 A GB888042 A GB 888042A GB 557737 A GB557737 A GB 557737A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sheet
- relating
- card
- index
- manifold
- 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
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41L—APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES
- B41L1/00—Devices for performing operations in connection with manifolding by means of pressure-sensitive layers or intermediaries, e.g. carbons; Accessories for manifolding purposes
Landscapes
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
557,737. Index cards. REID. D. H. June 27, 1942, No. 8880. [Class 146 (i)] . An index card, which is adapted for duplication of the matter written thereon, consists of a sheet of stiff card having one or more large openings therein, so as to form a frame, over which a thin sheet of paper is secured. Entries made on the thin paper are duplicated on to a listing-sheet below by means of a carbon sheet or a carbon backing on the index-card.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888042A GB557737A (en) | 1942-06-27 | 1942-06-27 | Improvements in and relating to manifold recording appliances |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888042A GB557737A (en) | 1942-06-27 | 1942-06-27 | Improvements in and relating to manifold recording appliances |
Publications (1)
Publication Number | Publication Date |
---|---|
GB557737A true GB557737A (en) | 1943-12-02 |
Family
ID=9861064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB888042A Expired GB557737A (en) | 1942-06-27 | 1942-06-27 | Improvements in and relating to manifold recording appliances |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB557737A (en) |
-
1942
- 1942-06-27 GB GB888042A patent/GB557737A/en not_active Expired
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