HALL TELEPHONE ACCESSORIES LIM has a total of 11 patent applications. Its first patent ever was published in 1922. It filed its patents most often in Switzerland. Its main competitors in its focus markets packaging and shipping, machines and electrical machinery and energy are ZIMMERMANN ARMIN, BELL & HOWELL PHILLIPSBURG and SP KT B MEKH BANKOVSKIKH OPERA.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 11 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Handling thin material | |
| #2 | Postal sorting | |
| #3 | Dynamo-electric machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Accessories Limited Hall Telep | 11 |