Index to classification, Jan. 1956. The price statement should have read: Not sold separately; included in subscription to Manual of classification of patents, which is * Paper, $9.00 for complete set of revised pages from April 1951 to date, and additional revised pages for an indefinite period; $3.50 additional for foreign mailing.
Description:
[3]+218 p. 4°
Notes:
[Issued in loose-leaf form.]
Notes:
[Issued in loose-leaf form.] * For Sale by Superintendent of Documents. Paper, $9.00 a yr., $3.00 additional for foreign mailing. • Sent to Depository Libraries. Item 257
Availability:
* For Sale by Superintendent of Documents. Paper, $9.00 a yr., $3.00 additional for foreign mailing. • Sent to Depository Libraries. Item 257