Author: Patent Office / Catalog Issue Year Decade: 1950 - 1959 - Blacklight Search Results

Start Over Author Patent Office Catalog Issue Year Decade 1950 - 1959

291. Classifications bulletins 277-323, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through order 66, dated Mar. 28, 1950. 318. Class 228, Ladders.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.3:(nos.)

292. Classifications bulletins 277-323, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through order 66, dated Mar. 28, 1950. 319. Class 229, Paper receptacles.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.3:(nos.)

293. Classifications bulletins 277-323, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through order 66, dated Mar. 28, 1950. 320. Class 231, Whips and whip apparatus.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.3:(nos.)

294. Classifications bulletins 277-323, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through order 66, dated Mar. 28, 1950. 321. Class 232, Deposit and collection receptacles.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.3:(nos.)

295. Classifications bulletins 277-323, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through order 66, dated Mar. 28, 1950. 322. Class 23S. Railways, surface track.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.3:(nos.)

296. Classifications bulletins 277-323, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through order 66, dated Mar. 28, 1950. 323. Class 241. Solid material comminution or disintegration.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.3:(nos.)

297. Decisions of commissioner of patents and of United States courts in patent and trade-mark cases; compiled from v. 618-629 of Official gazette of Patent Office during 1949.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: 1950
SuDoc number:: C 21.6:949

298. General information concerning trade-marks, Mar. 15, 1950.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.2:T 67/950

299. In Court of Customs and Patent Appeals, patent appeal no. 5647, in re Robert J. Reid, manufacture of films; reply memorandum for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.10:R 272/4

300. In Court of Customs and Patent Appeals, patent appeal no. 5690, in re Xarifa L. Bean, expansion control of molds and the life; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.10:B 376

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