| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | Canada | 3 | |
| #3 | Switzerland | 3 | |
| #4 | United States | 3 | |
| #5 | Austria | 2 | |
| #6 | Belgium | 2 | |
| #7 | Denmark | 2 | |
| #8 | France | 2 | |
| #9 | United Kingdom | 2 | |
| #10 | Greece | 2 | |
| #11 | Netherlands | 2 | |
| #12 | Australia | 1 | |
| #13 | Brazil | 1 | |
| #14 | EPO (European Patent Office) | 1 | |
| #15 | Finland | 1 | |
| #16 | Ireland | 1 | |
| #17 | Israel | 1 | |
| #18 | Italy | 1 | |
| #19 | Norway | 1 | |
| #20 | Sweden | 1 | |
| #21 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Civil engineering | |
| #3 | Consumer goods | |
| #4 | Packaging and shipping | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Office furniture | |
| #2 | Doors and windows | |
| #3 | Filing and indexing | |
| #4 | Locks | |
| #5 | Shaping of plastics | |
| #6 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ambaum Peter A M | 7 |
| #2 | Ambaum Willem J C | 5 |
| #3 | Ambaum Peter Antonius Marie | 4 |
| #4 | Ambaum Willem Johannes Cathari | 3 |
| #5 | Ambaum W J C | 3 |
| #6 | Ambaum P A M | 3 |
| #7 | Ambaum Antonius J J | 2 |
| #8 | Ambaum Antonius Johannes Josep | 2 |
| #9 | Ambaum P | 2 |
| #10 | Ambaum W | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US4598958A | Pull-out drawer for a filing case | |
| NL8004910A | Composition of storage units provided for drawers. | |
| IL43102D0 | A box comprising a drawer with a rotatable flap | |
| AU4731172A | A boxlike stackable container witha lockable opening arranged on one leading surface | |
| DE2245896A1 | BOX-LIKE CONTAINER WITH LOCKING FLAP AND DRAWER-LIKE INSERT | |
| DE2243239A1 | Thermoplastic injection mould for internal profile or slot - with side ram sliding at an angle in an obliquely-moving side tool | |
| DE2238640A1 | BOX-LIKE STACKABLE CONTAINER WITH LOCKABLE OPENING PROVIDED ON ONE FRONT SIDE | |
| DE1761138A1 | Stackable box-like container | |
| US3227505A | Drawer-operated closure | |
| CA877764A | Stackable box-like container |