| 1921 - 1548 páginas
...connecting rod or by some toggle-joint system of levers so designed that it is capable of exerting a very great pressure at the end of the stroke. Practically all of them also are automatically fed. In systems in which binders such as pitch are used and in those in... | |
| United States. Department of Agriculture - 1919 - 54 páginas
...connecting rod or by some toggle-joint system of levers so designed that it is capable of exerting a very great pressure at the end of the stroke. Practically all of them also are automatically fed. In systems in which binders such as pitch are used and in those in... | |
| 1945 - 12 páginas
...connecting rod or by some toggle-joint system of levers so designed that it is capable of exerting great pressure at the end of the stroke. Practically...required being to provide a supply of raw materials and to remove the finished briquet. In systems in which binders such as pitch are used, and in those in... | |
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