Inventions and official secrecy a history of secret patents in the United Kingdom
O'Dell, Tom H.
Inventions and official secrecy a history of secret patents in the United Kingdom T. H. O'Dell - Oxford Clarendon Press 1994 - 149 p. : ill. ; 23 cm.
0198259425 RM113.30
Patent laws and legislations--United Kingdom--History
Inventions--United Kingdom
Official secrets--United Kingdom
Inventions and official secrecy a history of secret patents in the United Kingdom T. H. O'Dell - Oxford Clarendon Press 1994 - 149 p. : ill. ; 23 cm.
0198259425 RM113.30
Patent laws and legislations--United Kingdom--History
Inventions--United Kingdom
Official secrets--United Kingdom
