| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 10 | |
| #2 | United Kingdom | 5 | |
| #3 | Austria | 4 | |
| #4 | Canada | 2 | |
| #5 | Switzerland | 2 | |
| #6 | Spain | 1 | |
| #7 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Basic materials chemistry | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Dairy products production | |
| #2 | Centrifuges | |
| #3 | Liquid hydrocarbon mixture production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berghmark Carl Sigfrid | 21 |
| #2 | Bodin Carl Sigfrid | 5 |
| #3 | Carl Sigfrid Berghmark | 2 |
| #4 | Sigfrid Berghmark Carl | 1 |
| #5 | Carl Sigfrid Bodin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB107683A | Improvements in or relating to Revolving Churns and the like. | |
| GB191311350A | Improvements relating to Centrifugal Machines. | |
| GB191209584A | Improvements in Churns for Making Butter. | |
| GB190122460A | A Rotating or Centrifugal Churn. | |
| CA70109A | Inset for centrifugal drum | |
| GB190020859A | Improvements in Centrifugal Apparatus, especially used for Separating Cream from Milk | |
| CA60916A | Churn |