Patents for inventions; abridgments intended to serve as guides to specifications. (class 104 (ii))
Railway and tramway permanent way other than crossings and points and switches, and railway and tramway systems other than electric
Abridgments Specifications
1929
100 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Railway and tramway crossings and points and switches
Engineering Index Backfile | 1929
Railway and tramway crossings and points and switches
Engineering Index Backfile | 1926
Engineering Index Backfile | 1903
|Interconnecting tramway and railway system
IuD Bahn | 2011
|