How to make inventions; or, Inventing as a science and an art (1893)
Thompson, Edward P · New York, D. Van Nostrand co · leaf 161
taneous feature would have been eliminated, and Edison sue- 146 cessful if he had applied the principle as soon as discovered.The accompanying cut illustrates simultaneous inventions. Thetwo figures show a pneumatic bicycle tire, having an importantnovel feature which was invented independently by… … of the Patent Office drawings furnished by the inventors, the one,secretly from the other. The feature is that of an internal,longitudinal rubber partition, so that when either half of the tirecollapses the remaining one may be inflated. CHAPTER XVII. Simplicity the Result of Specific Invention. It…
Inventions
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