Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 FR383804A - Installation téléphonique pour trains de chemin de fer
- Google Patents
FR383804A - Installation téléphonique pour trains de chemin de fer
- Google Patents
Installation téléphonique pour trains de chemin de fer
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WILHELM DUGASZ
Original Assignee
WILHELM DUGASZ
Filing date
Publication date
Application filed by WILHELM DUGASZfiledCriticalWILHELM DUGASZ
Application grantedgrantedCritical
Publication of FR383804ApublicationCriticalpatent/FR383804A/fr