150 years of patent office practice

150 years of patent office practice

Manylion Llyfryddiaeth
Prif Awdur: Lerner, Josh
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Cambridge National Bureau of Economic Research 1999.
Cyfres:NBER working paper series no.7477
Pynciau:
Patent laws and legislation > History.
Patent offices > Rules and practice > History.
Patent practice > History.