PL41960B1 - - Google Patents
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- Publication number
- PL41960B1 PL41960B1 PL41960A PL4196057A PL41960B1 PL 41960 B1 PL41960 B1 PL 41960B1 PL 41960 A PL41960 A PL 41960A PL 4196057 A PL4196057 A PL 4196057A PL 41960 B1 PL41960 B1 PL 41960B1
- Authority
- PL
- Poland
- Prior art keywords
- helium
- hearing
- organs
- skull
- external
- Prior art date
Links
- 239000001307 helium Substances 0.000 claims description 8
- 229910052734 helium Inorganic materials 0.000 claims description 8
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 8
- 210000000056 organ Anatomy 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 4
- 210000003625 skull Anatomy 0.000 claims description 3
- 239000004033 plastic Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000380131 Ammophila arenaria Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 244000208060 Lawsonia inermis Species 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL41960B1 true PL41960B1 (de) | 1959-04-15 |
Family
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