Chats with inventors
Publisher: Marion & Marion
Published: 1897
Place of publication: Montréal
Language: eng
Number of pages: 16
Notes: Caption title.

OONL copy incomplete: cover (i.e. t.p.?) wanting.
Table of contents: title: Chats with inventors; title: Worthless patents; title: Will it pay?; title: Cost of patents; title: Rejected patent applications; title: How to sell your patent; title: How inventors are swindled.