| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 8 | |
| #2 | United Kingdom | 4 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Measurement | |
| #3 | Transport | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Measuring volume | |
| #3 | Ships | |
| #4 | Winches | |
| #5 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pot Hendrik | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1106548A | Arrangement for measuring the quantity of suspension flowing through a pipeline | |
| DE1498441A1 | Device for measuring the amount of suspension flowing through a pipe | |
| GB597980A | Improvements in and relating to reclamation and similar vessels | |
| GB527797A | Improvements in and relating to the suction tube of suction dredgers | |
| GB510447A | Improvements in or relating to suction dredgers |