150 years of patent office practice

150 years of patent office practice

ग्रंथसूची विवरण
मुख्य लेखक: Lerner, Josh
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Cambridge National Bureau of Economic Research 1999.
श्रृंखला:NBER working paper series no.7477
विषय:
Patent laws and legislation > History.
Patent offices > Rules and practice > History.
Patent practice > History.