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Patent:US2289869
| Patent: | US 2289869 |
| Title: | Counting and indicating device for fluid meters |
| Date: | 14.07.1942 |
| Place: | Hayward, CA |
| Country: | USA |
| Person: | Berck, William F. |
| Company: | Ralph N. Brodie Comp. |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US2289869 (espacenet), US2289869 (uspto) |
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