| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 16 | |
| #2 | United Kingdom | 4 | |
| #3 | Germany | 3 | |
| #4 | Switzerland | 2 |
| # | Industry | |
|---|---|---|
| #1 | Computer technology | |
| #2 | Packaging and shipping | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Mechanically computing digital computers | |
| #2 | Ammunition fuzes | |
| #3 | Closing and opening bottles | |
| #4 | Counting mechanisms |
| # | Name | Total Patents |
|---|---|---|
| #1 | Co Aktiengesellschaft Grimme N | 2 |
| #2 | Trinks Franz Dr Ing Eh | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE422589C | Spike wheel calculator | |
| GB232577A | Improvements in tens transfer devices for calculating machines of the pin wheel and cam disc type | |
| DE419454C | Spike wheel calculator | |
| GB224211A | Improvements in single tooth driving mechanisms for counting mechanisms | |
| GB213550A | Improvements in calculating machines | |
| GB163994A | Improvements in apparatus for opening preserved food canisters |