| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | Germany | 4 | |
| #3 | United Kingdom | 3 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Artificial flowers, wigs and masks | |
| #2 | Household appliances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dieffenbach Percy | 11 |
| Publication | Filing date | Title |
|---|---|---|
| GB1213950A | Artificial tree or shrub and method of manufacturing the same | |
| GB1162612A | A Machine for Securing Together Limbs of an Artificial Christmas Tree | |
| GB1158135A | Artificial Tree Limb Tapering Machine | |
| CA836814A | Artificial tree limb tapering machine | |
| CA816372A | Artificial tree limb tapering machine | |
| CA742434A | Artificial tree and method of making same | |
| CA809376A | Crosslimb attaching machine |