| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 5 | |
| #2 | United Kingdom | 2 | |
| #3 | United States | 2 | |
| #4 | Austria | 1 | |
| #5 | Australia | 1 | |
| #6 | Belgium | 1 | |
| #7 | Canada | 1 | |
| #8 | Switzerland | 1 | |
| #9 | Germany | 1 | |
| #10 | Finland | 1 | |
| #11 | France | 1 | |
| #12 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Shaping of plastics | |
| #3 | Producing goods from plastic |
| # | Name | Total Patents |
|---|---|---|
| #1 | Boettger E | 5 |
| #2 | Bottger Erik | 3 |
| #3 | Svendsen Johan Per Greijner | 2 |
| #4 | Bottger E | 1 |
| #5 | Boettger Erik | 1 |
| #6 | Svendsen J | 1 |
| #7 | Erik Bottger | 1 |
| #8 | Greijner Svendsen Johan Per | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA928258A | Set of containers for two liquids | |
| FR1515797A | Method and device for extruding plastic tubes intended to be subsequently formed by blowing or by vacuum | |
| GB1180295A | Method and Means for Extrusion of Plastics Tubes for Subsequent Forming by Blowing or Vacuum | |
| US3493641A | Method for extrusion of plastic tubes for subsequent forming by blowing or vacuum |