| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Argentina | 7 | |
| #2 | Canada | 3 | |
| #3 | France | 3 | |
| #4 | Austria | 1 | |
| #5 | Brazil | 1 | |
| #6 | Switzerland | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Litvin Noel | 7 |
| #2 | Scherz Abraham I | 3 |
| #3 | Scherz Abraham Isaac | 1 |
| #4 | Litvin Noel Dr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2126638A1 | Security lock, with free opening from indoors | |
| CA2047768A1 | Safety locks | |
| BR8104814A | Drum lock bilateral key | |
| FR2425523A1 | Combination lock with lockable linear slide on fixed track - uses two part locking plungers actuated by coded cavities in sliding laminar key (BR 11.12.79) | |
| CA971767A | Combination lock |