| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 6 | |
| #2 | Austria | 3 | |
| #3 | Norway | 3 | |
| #4 | Australia | 2 | |
| #5 | Canada | 2 | |
| #6 | Germany | 2 | |
| #7 | United Kingdom | 2 | |
| #8 | Belgium | 1 | |
| #9 | Switzerland | 1 | |
| #10 | Spain | 1 | |
| #11 | Sweden | 1 | |
| #12 | United States | 1 | |
| #13 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads | |
| #2 | General building constructions | |
| #3 | Cranes | |
| #4 | Lifting and pushing | |
| #5 | Scaffolding | |
| #6 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Von Langsdorff Fritz | 4 |
| #2 | Furitsutsu Fuon Rangusudorufu | 4 |
| #3 | Frank K | 3 |
| #4 | Barth Gunter | 3 |
| #5 | Giyuntaa Baruto | 2 |
| #6 | Hupfeld Hellmut | 1 |
| #7 | Langsorff Fritz Von | 1 |
| #8 | Giyuntaa Barusu | 1 |
| #9 | Hans-Gunther Schmidt | 1 |
| #10 | Kurt Frank | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1085782A | Apparatus for placing paving elements | |
| US4168130A | Apparatus for placing paving elements | |
| GB1591536A | Placing of paving elements | |
| DE2731942A1 | Ground or floor covering slabs laying machine - has boom slewing axis above storage point for slabs | |
| DE2654828A1 | Machine for placing paving slabs - has overhanging arm with trolley with lifting chain for slabs |