00700nam a2200217 a 450000100060000000300080000600500170001400800410003103500190007204000290009104100080012008200240012810000240015224500620017626000380023830000270027650400200030365000480032365000520037165000590042313268BD-RjUL20211208235429.0140130s1938    uk            001 0 eng d  a(BD-RjUL)13319  aAIPObengcAIPOdBD-RjUL  aeng04a346.41048bPAP 19381 aParsons, Charles S.10aPatents, designs and trade marks /cBy Charles S.Parsons.  aLondon :bTechnical Press,c1938.  aVIII, 184 p. ;c22 cm.  aIncludes index. 0aPatent laws and legislationzGreat Britain. 0aTrademarksxLaw and legislationzGreat Britain. 0aDesign protectionxLaw and legislationzGreat Britain.