Title:
Sound-absorbing system
United States Patent 2959242
US Patent References:
Vacuum cleaner
- - 2018207
Loud-speaker
- - 2297218
Method of producing heat and sound insulation
- - 2562711
Process of coating a surface with a foamed polyurethane composition
- - 2753276
Process for producing composite structures comprising rigid polyurethane foams and covering layers
- - 2903380
Vacuum cleaner
- - 2018207
Loud-speaker
- - 2297218
Method of producing heat and sound insulation
- - 2562711
Process of coating a surface with a foamed polyurethane composition
- - 2753276
Process for producing composite structures comprising rigid polyurethane foams and covering layers
- - 2903380
Inventors:
Rudolf, Muller
Ulrich, Fritze
Hans-willi, Paffrath
Ulrich, Fritze
Hans-willi, Paffrath
Publication Date:
11/08/1960
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Export Citation:
Assignee:
BAYER AG
MOBAY CHEMICAL CORP
MOBAY CHEMICAL CORP
Primary Class:
Other Classes:
156/71, 521/172, 181/294
International Classes:
E04B1/82; E04B1/84; G10K11/16; G10K11/00
Foreign References:
| GB510707A | ||||
| BE516512A |