Signup
Login
Harpersort Trademarks
HARPERSORT
SETS OF CARDS WHICH BEAR PRINTED DATA RELATIVE TO TEXT MATTER OF EDUCATIONAL BOOKS, WHICH CARDS ARE BOXED AND HOLE-CODED FOR SELECTION AND REFILING ACCORDING TO PREDETERMINED PURPOSE WITHOUT PRESORTING
Expired
·
March 7, 1966
·
72240295
·
Previous
1
Next