| Patents for B42F 21 - Indexing means; Indexing tabs or protectors therefor (1,532) |
|---|
| 02/19/1980 | CA1071967A1 Suspended filing folders |
| 02/05/1980 | US4186505 Tab-strip for filing systems |
| 01/22/1980 | US4184699 Integral page and tab |
| 01/15/1980 | US4183779 Automatic indicia applying machine |
| 12/25/1979 | CA1068576A Suspension file folder |
| 11/27/1979 | US4175777 Book index and subject finder |
| 11/27/1979 | US4175340 Form book |
| 03/21/1979 | EP0001167A1 Automatic indicia applying machine and apparatus |
| 03/13/1979 | US4143477 Variable index tab for a file folder |
| 02/06/1979 | US4138143 Loose leaf binders |
| 02/06/1979 | US4137658 Index tab |
| 01/23/1979 | US4135624 Plastic file sleeve and index cards |
| 11/14/1978 | US4125299 File divider and indexing apparatus |
| 10/24/1978 | US4121856 Carbonless copier |
| 03/21/1978 | US4079533 Suspension file folder |
| 10/11/1977 | US4053057 Suspended filing folders |
| 10/11/1977 | US4052807 Data carrier holder with identification strip |
| 10/04/1977 | USRE29422 Index tabs |
| 09/27/1977 | US4050719 Color coded indexing system |
| 08/23/1977 | US4043573 Note pad construction |
| 06/28/1977 | US4031647 Title protector |
| 04/26/1977 | US4019759 Indexing system |
| 02/01/1977 | USRE29127 Visible index systems |
| 01/04/1977 | US4000915 Consumer diary |
| 12/14/1976 | US3997384 System for making color-coded index tabs |
| 12/07/1976 | US3995389 Reference index system |
| 09/14/1976 | US3979845 Visible index systems |
| 05/25/1976 | US3958816 Notation related book markers |
| 03/23/1976 | US3945494 Carrier for film cartridges or the like |
| 02/24/1976 | US3939585 Filing system |
| 02/17/1976 | US3938268 Index system |
| 02/10/1976 | US3937493 Color coded labels and file folders |