Marketing Your Invention to Manufacturers: Protecting and Selling Your Invention (книга)
| Marketing Your Invention to Manufacturers: Protecting and Selling Your Invention | |
| Автор: | Arnold K. Winkelman |
|---|---|
| Оригинал издан: | ???? |
«Marketing Your Invention to Manufacturers: Protecting and Selling Your Invention» — книга ???? года.
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