Classification bulletin 103-128, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through Order 31, dated June 24, 1948.
Publication Title:
Classification bulletin 103-128, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through Order 31, dated June 24, 1948.
Display Title:
Classification bulletin 103-128, containing classification definitions of classes revised by Classification Group of Patent Office, to include all changes through Order 31, dated June 24, 1948.
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1948.]
Publish Date ISO Format:
1948-01-01T00:00:00Z
Publication Start:
19480101
Publication End:
19481231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1948
SuDoc number:
C 21.3:103-128
Description:
various paging, 4°
Notes:
[Issued with perforations.]
Notes:
[Issued with perforations.] * For Sale by Superintendent of Documents. Paper. $1.25 per set. • Sent to Depository Libraries. Item 222.
Notes:
103. Class 44, Fuel and igniting devices.
104. Class 60, Power plants.
105. Class 62, Refrigeration.
106. Class 80, Metal rolling.
107. Class 88. Optics.
108. Class 90. Gear cutting, milling and planing.
109. Class 104, Railways.
110. Class 105, Railway rolling stock.
111. Class 116. Signals and indicators.
112. Class 150. Cloth, leather, and rubber receptacles.
113. Class 178. Telegraphy.
114. Class 179, Telephony.
115. Class 180, Motor vehicles.
116. Class 192, Clutches and power-stop control.
117. Class 200, Electricity, circuit makers and breakers.
118. Class 214. Material or article handling.
119. Class 215. Bottles and jars.
120. Class 237. Heating systems.
121. Class 246, Railway switches and signals.
122. Class 257, Heat exchange.
123. Class 263, Heating.
124. Class 274, Sound recording and reproducing.
125. Class 279, Chucks or sockets.
126. Class 285, Pipe joints or couplings.
127. Class 287, Rod joints or couplings.
128. Class 301, Land vehicles, wheels and axles.
Availability:
* For Sale by Superintendent of Documents. Paper. $1.25 per set. • Sent to Depository Libraries. Item 222.