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| Start / | Knowledge / |
| Changes | Differences | Kinds | Parallel Issues | Safety Measures |
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Knowledge / Coatings / Differences |
Coating difference: common term for two the same postage stamps with no coating agreement |
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Coating colour difference: common term for two the same postage stamps with no coating colour agreement |
Coating kind difference: common term for two the same postage stamps with no coating kind agreement |
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Coating quantity difference: common term for two the same postage stamps with no coating quantity agreement (e.g. with or without coating) |
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