Columbia subject headings:
Inventions--Soviet Union.
Patent laws and legislation--Soviet Union.
Technological innovations--Law and legislation--Soviet Union.
Harvard subject headings:
Inventions--Soviet Union
Patent laws and legislation--Soviet Union.
Technological innovations--Law and legislation--Soviet Union
Princeton subject headings:
Inventions--Soviet Union.
Patent laws and legislation--Soviet Union.
Technological innovations--Law and legislation--Soviet Union.