| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 10 | |
| #2 | Germany | 4 | |
| #3 | Switzerland | 3 | |
| #4 | United Kingdom | 3 | |
| #5 | United States | 2 | |
| #6 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Load transportation vehicles | |
| #2 | Motor vehicles | |
| #3 | General building constructions | |
| #4 | Ships | |
| #5 | Gearing | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Etablissements Deplirex | 2 |
| #2 | Albert Houdart Dominique Paul | 2 |
| #3 | Robert Houdart | 1 |
| #4 | Houdart Dominique Paul Albert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2876035A | Expansible vehicle | |
| US2842972A | Vehicles with expanding bodies | |
| GB799326A | Vehicle with expanding bodies | |
| GB795594A | Sealing mechanism for telescopic parts | |
| GB725918A | Improvements in and relating to extendable control mechanisms for expandable vehicles and other machine devices or installations and the applications thereof | |
| ES204194A3 | Perfected vehicle (Machine-translation by Google Translate, not legally binding) |