| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | Australia | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Argentina | 1 | |
| #5 | Brazil | 1 | |
| #6 | German Democratic Republic | 1 | |
| #7 | Spain | 1 | |
| #8 | Italy | 1 | |
| #9 | Japan | 1 | |
| #10 | Netherlands | 1 | |
| #11 | Sweden | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Thermal processes | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Air-conditioning | |
| #3 | Unspecified technologies | |
| #4 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smitka G | 3 |
| #2 | Smitka Gunter | 2 |
| #3 | Smitka Guenter | 1 |
| #4 | Giyunteru Sumitoka | 1 |
| Publication | Filing date | Title |
|---|---|---|
| IT7829598D0 | Clip=on flange for rectangular box section duct - has hollow L=section with bar forming channel with double thickness walls housing duct edge | |
| AU4124678A | Flange connection |