Chapter XVI: TECHNOLOGY.--Action of Caustic Soda on Wood.--By M.H (6)
Text size
We also send, _free of charge_, a Synopsis of Foreign Patent Laws, showing the cost and method of securing patents in all the principal countries of the world.
MUNN & CO., SOLICITORS OF PATENTS, 361 Broadway, New York.
BRANCH OFFICES.--No. 622 and 624 F Street, Pacific Building, near 7th Street, Washington, D.C.
Comments
Log in to leave a comment.
Scientific American Supplement, No. 841, February 13, 1892Chapter XVI: TECHNOLOGY.--Action of Caustic Soda on Wood.--By M.H (6)
0%1 min left in chapter