The 100th Anniversary of the Patent Office 2018
Now showing: Poland - Postage stamps - 2018 - The 100th Anniversary of the Patent Office - 4 stamps.
2018
The 100th Anniversary of the Patent Office
26. November WM: None Sheetsize: 4 x 1 Design: Roch Stefaniak Engraving: PWPW (Państwowa Wytwórnia Papierów Wartościowych) Perforation: 11½:11
![[The 100th Anniversary of the Patent Office, type ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/5059-b.jpg)
| No. | Type | D | Color | Description |
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| 5059 | IAT | 3.02Zł | multicoloured | (80000) | 1.31 | - | 1.31 | - | USD |
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| 5060 | IAU | 3.20Zł | multicoloured | (80000) | 1.31 | - | 1.31 | - | USD |
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| 5061 | IAV | 3.20Zł | multicoloured | (80000) | 1.31 | - | 1.31 | - | USD |
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| 5062 | IAW | 3.20Zł | multicoloured | (80000) | 1.31 | - | 1.31 | - | USD |
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| 5059‑5062 | Minisheet | 5.25 | - | 5.25 | - | USD | |||||||||||
| 5059‑5062 | 5.24 | - | 5.24 | - | USD |
