Model Engineer Index 1898 to Feb 2025

Year 1927
Date 12-May
Volume 56
Issue 1,357
Page 446
Category General
Part
Title Making Money from Inventions. Managing Director of International Processes Ltd., London
Author Arthur Ryner
Notes Some Abstracts from Lecture given at Institute of Patentees. , April 28, 1927. Why some inventions fail, inventions come in waves, opportunities in America, importance of time, deliberate infringements, stages of marketing an invention, royalties, profits