Dz.U. 1921 nr 50 poz. 303 Ustawa
uchylony Not in force
Ustawa z dnia 31 maja 1921 r. o nadzorze nad kotłami parowemi.
- Signed
- May 31, 1921
- Entry into force
- July 18, 1921
- Repealed
- May 10, 1961
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