- Publication Title:
- Railways, surface track. Revision 1.
- Display Title:
- Classification definitions. class 238. Railways, surface track. Revision 1.
- Series Title:
- Classification definitions.
- Corporate Agency Authors:
- Patent Office and Commerce Dept.
- Sort Author:
- Patent Office
- Author place:
- Washington, DC
- Author zip:
- 20231
- Date:
- Nov. 1968
- Publish Date ISO Format:
- 1968-11-01T00:00:00Z
- Publication Start:
- 19681101
- Publication End:
- 19681130
- Corporate/Agency Author:
- Patent Office
- Publication month:
- 2
- Publication year:
- 1968
- SuDoc number:
- C 21.3/2:(nos.)
- Description:
- [2]+3+22 p. 4°
- Notes:
- [Original classification, Simpson, 1919.] and (Office of Examining and Documentation Control.) [Issued with perforations.]
- Notes:
- (Office of Examining and Documentation Control.) [Issued with perforations.] • Sent to Depository Libraries. Item 252
- Availability:
- † Distribution Made by Issuing Office. Paper, 25c. and • Sent to Depository Libraries. Item 252
- GPO Item number:
- 252
- Monthly Catalog date:
- February 1969
- Monthly Catalog issue number:
- 889
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1969-02-01T00:00:00Z
- Monthly Catalog entry number:
- 2378
- Record start page number:
- 61