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| Number | Title | Issue Date |
| 4277057 | Method for using a multiple input bin collating machine with a single output hopper A method is disclosed for collating a plurality of sets of pages from multiple copies of the pages arranged into groups, using a collating machine having plural input bins and a single output hopper. According to the method, visually distinctive X-cards a... | 07/07/1981 |
| 4232861 | Sorting method and machine A sorting machine receives M successive groups of copies, each group consisting of N identical copies, to be converted into N complete sets of copies. N may considerably exceed the number of collecting bins of the sorting machine. In a first sorting opera... | 11/11/1980 |
| 4177981 | Collating method and machine A collating machine has plural infeed bins and a single outfeed bin. M stacks of copies, each stack consisting of N identical copies, the copies being different from one stack to the other, are laid into infeed bins. In a cyclical sequence, individual cop... | 12/11/1979 |
