Object's details: Opornik elektryczny o ujemnym współczynniku cieplnym oporności oraz sposób jego wyrobu : opis patentowy : nr 25901 : Kl. 21 c, 55/01
Provider:Polona
Description
- Title:
- Description:
- Object availability:
- Rights:
- Date:
- Language:
- Source:
- Coverage:
- Publisher:
- Subject:
- Identifier:
- Data provider:
- Can I use it?:
- Type:
Similar objects
Date:1938
Type:other
Can I use it?:yes
Date:1931
Type:other
Can I use it?:yes
Creator:Siennicki, Kazimierz. Autor
Date:1929
Type:other
Date:1936
Type:other
Can I use it?:yes
Creator:Mock, Willy. Autor
Date:1936
Type:other
Date:1938
Type:other
Can I use it?:yes
Date:1936
Type:other
Can I use it?:yes