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Patent
Suchergebnisse für: Mehan, Thomas Oliver
- Patent:GB557633 29.11.1943 Mehan, Thomas Oliver (P), Hooe, Hunter Earick (P) Victor (P) : Improvements in and relating to multiplying machines
- Patent:GB645004 25.10.1950 Mehan, Thomas Oliver (P) Victor (P) Adding Machine Company : Improvements in or relating to adding machines