語系
Ryffel, Henry H
概要
| 作品: | 2 作品在 1 項出版品 1 種語言 | |
|---|---|---|
書目資訊
Gear design simplified : a series of gear-designing charts illutrating by simple diagrams and examples the solutions of practical problems relating to spur gears, straight-tooth bevel gears
by:
Jones, Franklin Day; Ryffel, Henry H
(書目-語言資料,印刷品)