Descriptive Index of Patents Applied for and Patents Granted > Editions
by Bennet Woodcroft First published June 4th 2013
Published October 9th 2011
by Nabu Press
Paperback, 896 pages
Published August 12th 2021
by HardPress Limited
Paperback, 902 pages
Published June 4th 2013
by Book on Demand Ltd.
Paperback, 886 pages