| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 16 | |
| #2 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Furniture and games | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Skates | |
| #3 | Live-saving devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | H Klepper-Faltboot-Werke G M B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE548327C | Collapsible boat | |
| DE413894C | Jig for folding boats | |
| DE410399C | Cocpit ceiling closure | |
| DE413758C | Connection of the longitudinal strips with the transverse frames of collapsible boats | |
| DE401423C | Clamping device for the cover of folding boats | |
| DE396771C | Folding boat wagon | |
| DE396142C | Folding boat | |
| DE401336C | Folding boat | |
| DE535597C | Bow connection for folding boats | |
| DE419996C | Cross frame for collapsible boats | |
| DE401457C | Attachment of the cover dress on folding boats | |
| DE496419C | Securing device for detachable snowshoe heel straps | |
| DE441552C | Folding boat with fin | |
| DE400287C | Suell for folding boats | |
| DE548621C | Breathing mask |