CONSTRUCTION DE MATERIEL DE PR has a total of 14 patent applications. Its first patent ever was published in 1923. It filed its patents most often in France, Germany and United Kingdom. Its main competitors in its focus markets consumer goods, chemical engineering and mechanical elements are OHG GALLI S R L, TECHNICKÁ UNIVERZITA V LIBERCI KATEDRA STROJÍRENSKÉ TECHNOLOGIE and STEWART JOHN S S.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 12 | |
| #2 | Germany | 1 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Chemical engineering | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Live-saving devices | |
| #2 | Venting or aerating devices | |
| #3 | Separation |
| Publication | Filing date | Title |
|---|---|---|
| DE442651C | Valveless air cleaning filter cartridge for protection against toxic gases, fumes and dust | |
| GB215326A | Improvements in respiratory appliances for personal use |