| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | United Kingdom | 3 | |
| #3 | Switzerland | 2 | |
| #4 | France | 2 | |
| #5 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Agriculture | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Tools for connecting or disengaging | |
| #2 | Unspecified technologies | |
| #3 | Turning | |
| #4 | Horticulture | |
| #5 | Multi-purpose tools | |
| #6 | Kitchen equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weisenburger August | 9 |
| #2 | Weisenburger A | 1 |
| #3 | August Weisenburger | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4156959A | Expander device | |
| DE2545017A1 | Hand operated fruit juice extractor - has pawl and ratchet drive on piston which exerts high compressive force | |
| DE2462119A1 | Hand drill with drill store - which forms part of the handle of the drill | |
| DE2458578A1 | Grip for hand drilling tool - has additional drills carried by plate insertable into hollow flange of handle | |
| DE2462120A1 | Hand drilling machine with releasable crank - has groove guided pressure pin, spring-loaded, inserted in crank hub | |
| GB1411523A | Multispindle portable screwing device | |
| GB856953A | Pruning shears |