| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 2 | |
| #2 | Netherlands | 2 | |
| #3 | Austria | 1 | |
| #4 | Belgium | 1 | |
| #5 | Switzerland | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Norway | 1 | |
| #9 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Civil engineering | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Water-closets with flushing devices | |
| #3 | Dynamo-electric machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kleinhof Ferdinand | 4 |
| Publication | Filing date | Title |
|---|---|---|
| NL7500337A | Lavatory pan flush pipe union sleeve - is plastic with end flange and internal and external sealing ribs | |
| DE2458724A1 | PIPE FOR CONNECTING A CLOSET BASIN TO A DRAINAGE PIPE | |
| GB872843A | Improvements in or relating to discharge pipe connections for toilet bowls |