| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 5 | |
| #2 | Austria | 3 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Australia | 1 | |
| #6 | Italy | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Closing and opening bottles | |
| #2 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kleydorff Ludwig Von | 2 |
| #2 | Hans Bruemmer | 1 |
| #3 | Von Kleydorff L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| IT1212217B | Pliers type tin opener with rotating cutter - has mirror image symmetrical handles and cutting and transporter wheels | |
| CH608226A5 | Pincer-like can opener | |
| FR2302001A7 | Bottle screw cap opening aid - is rubber plate with protrusions increasing friction or suction effect | |
| GB1485453A | Closure device for containers such as bottles | |
| CH565109A5 | Bottle cap hand opening device - is of elastic material adhering to cap and users hand | |
| ZA7303969B | A pincer type tin opener |