Page 13 - IR's Silent Revolution
P. 13

From Imported transplants to Home grown….






                                                                                                  PLC


                                                                                                  Flapper

                                                                                                  Slider valve


                                                                                                  Pneumatic…..






                                                                                                  Different designs


                                                                                                  tried….iterated

                                                                                                  ….
   8   9   10   11   12   13   14   15   16   17   18