Index of /sites/www.bitsavers.org/pdf/phitech/patents/?C=N&O=A

 Name                                  Last modified      Size  
 Parent Directory                                           -   
 pat3590167.pdf                        2019-08-28 20:09  351K  
 pat3879756.pdf                        2019-08-28 20:09  1.0M  
 pat3968520.pdf                        2019-08-28 20:09  1.0M  
 pat4155033.pdf                        2019-08-28 20:09  673K  
 pat4636880.pdf                        2019-08-28 20:09  1.0M