| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Israel | 2 | |
| #3 | South Africa | 2 | |
| #4 | Argentina | 1 | |
| #5 | Austria | 1 | |
| #6 | Australia | 1 | |
| #7 | Belgium | 1 | |
| #8 | Bulgaria | 1 | |
| #9 | Brazil | 1 | |
| #10 | Canada | 1 | |
| #11 | Switzerland | 1 | |
| #12 | Czechoslovakia | 1 | |
| #13 | German Democratic Republic | 1 | |
| #14 | Denmark | 1 | |
| #15 | EPO (European Patent Office) | 1 | |
| #16 | Finland | 1 | |
| #17 | France | 1 | |
| #18 | United Kingdom | 1 | |
| #19 | Greece | 1 | |
| #20 | Hungary | 1 | |
| #21 | Ireland | 1 | |
| #22 | India | 1 | |
| #23 | Italy | 1 | |
| #24 | Jordan | 1 | |
| #25 | Japan | 1 | |
| #26 | Netherlands | 1 | |
| #27 | Norway | 1 | |
| #28 | New Zealand | 1 | |
| #29 | Philippines | 1 | |
| #30 | Poland | 1 | |
| #31 | Portugal | 1 | |
| #32 | Romania | 1 | |
| #33 | Sweden | 1 | |
| #34 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #35 | Turkey | 1 | |
| #36 | United States | 1 | |
| #37 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Ladders | |
| #2 | Nails | |
| #3 | Unspecified technologies | |
| #4 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nelles Wilhelm | 16 |
| #2 | Nelles W | 9 |
| #3 | Wilhelm Nelles | 2 |
| #4 | Nelles | 1 |
| #5 | Buiruherumu Neruzu | 1 |
| #6 | Nelles Vilkhelm | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2857052A1 | Connector between hand rail and upright - has dowels on connector fitting into hand rail, carrying hook secured inside by screw | |
| DE2817773A1 | SUPPORT WITH CROSS PART ATTACHED TO IT | |
| DE2713530A1 | SPREADING CONNECTION |