| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 4 | |
| #2 | France | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Belgium | 2 | |
| #5 | United States | 2 | |
| #6 | Australia | 1 | |
| #7 | Canada | 1 | |
| #8 | Switzerland | 1 | |
| #9 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Measurement | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Laundering textiles | |
| #2 | Unspecified technologies | |
| #3 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Maestrelli Gino | 8 |
| Publication | Filing date | Title |
|---|---|---|
| US4499743A | Clothing drycleaning machine | |
| CH649111A5 | Dry cleaning machine. | |
| BE887166A | Improved dry cleaning machine | |
| BE887167A | DEVICE FOR ADJUSTING THE LEVEL OF THE CLEANING LIQUID, APPLICABLE IN DRY CLEANING MACHINES | |
| IT7924731D0 | Closed circuit dry cleaning system |