International Patent Classification 15 Exclude matching results medzinárodné patentové triedenie 15 Exclude matching results patent licenses 14 Exclude matching results patenty 14 Exclude matching results chemistry 1 Exclude matching results chémia 1 Exclude matching results construction industry 1 Exclude matching results doprava 1 Exclude matching results electric engineering 1 Exclude matching results elektrotechnika 1 Exclude matching results fyzika 1 Exclude matching results human need 1 Exclude matching results industrial patents 1 Exclude matching results mechanics 1 Exclude matching results mechanika 1 Exclude matching results metallurgy 1 Exclude matching results metalurgia 1 Exclude matching results paper 1 Exclude matching results papier 1 Exclude matching results physics 1 Exclude matching results priemyselné vzory 1 Exclude matching results stavebníctvo 1 Exclude matching results technika 1 Exclude matching results technology 1 Exclude matching results textil 1 Exclude matching results textile 1 Exclude matching results transportation 1 Exclude matching results ľudské potreby 1 Exclude matching results