| # | Country | Total Patents | |
|---|---|---|---|
| #1 | New Zealand | 8 | |
| #2 | Australia | 2 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Hinges for doors or windows | |
| #3 | Indexing scheme relating to hinges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sparrow L | 4 |
| #2 | Sparrow L F | 4 |
| #3 | Sparrow Leslie Francis | 3 |
| Publication | Filing date | Title |
|---|---|---|
| NZ221837A | Double sided folding door | |
| AU1187883A | Folding door | |
| NZ199987A | Folding door | |
| NZ199843A | Folding door | |
| DE2705246A1 | DOOR ARRANGEMENT | |
| AU2154777A | Acoustic sealing of doors | |
| NZ181537A | Sealing means for a door | |
| NZ179967A | Sealing means for a door |