| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 3 | |
| #3 | Germany | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Mechanical elements | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Percussive tools | |
| #2 | Multi-purpose tools | |
| #3 | Electric switches | |
| #4 | Tools for connecting or disengaging | |
| #5 | Clutches and brakes | |
| #6 | Belts or cables for driving | |
| #7 | Springs | |
| #8 | Turning | |
| #9 | Accessories for machine tools | |
| #10 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Braun Willy | 16 |
| #2 | Koeberle Karl | 3 |
| #3 | Lennartz Juergen | 2 |
| #4 | Koepf Christian | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1259860A | A device for tensioning and closing endless bands or tracks | |
| CA392679A | Dyestuff | |
| CA393599A | Halogen replacing process in cyclic compounds | |
| CA394001A | Pyrimidine series compounds |