How to Succeed as an Inventor

ld is a development. No

han leather in that belt? Won't a cotter pin be cheaper and better in place of that nut? Won't a steel casting be cheaper and better

l he and his expert advisers are convinced by actual tests in actual service that it is absolutely right in every way. No invention is complete and perfect when

ix different answers.-"Many men of many minds."-Which was the best way, and why? If you take your own ideas you will possibly have but one way to do it, a

ork, belief in ultimate success, and competent theoretical and practical knowledge of mechani

l; whatever I have devoted myself to, I have devoted myself to completely; in