When the fuzz from his sweater was pulled off by a brick wall he was leaning against, Maurice Kanbar had a brainstorm. Soon he had patented, produced, and successfully promoted the D-Fuzz-It sweater comb, and made his first fortune at the age of twenty-two. In this engaging "master class" Kanbar's real world hits and misses illustrate the concrete steps every inventor must follow to successfully take his product to market.
發表於2025-01-13
Secrets from an Inventor's Notebook 2025 pdf epub mobi 電子書 下載
圖書標籤:
Secrets from an Inventor's Notebook 2025 pdf epub mobi 電子書 下載