CH487640A - Lärmschutzpfropfen - Google Patents

Lärmschutzpfropfen

Info

Publication number
CH487640A
CH487640A CH673869A CH673869A CH487640A CH 487640 A CH487640 A CH 487640A CH 673869 A CH673869 A CH 673869A CH 673869 A CH673869 A CH 673869A CH 487640 A CH487640 A CH 487640A
Authority
CH
Switzerland
Prior art keywords
noise protection
protection plug
plug
noise
protection
Prior art date
Application number
CH673869A
Other languages
English (en)
Inventor
Traugott Wischniewski Martin
Elisabeth Fischer Eleonore
Walter Pleines Peter August
Original Assignee
Klosterfrau Berlin Chem Pharm
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Klosterfrau Berlin Chem Pharm filed Critical Klosterfrau Berlin Chem Pharm
Publication of CH487640A publication Critical patent/CH487640A/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
    • A61F11/06—Protective devices for the ears
    • A61F11/08—Protective devices for the ears internal, e.g. earplugs
CH673869A 1968-05-08 1969-05-02 Lärmschutzpfropfen CH487640A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681766350 DE1766350C3 (de) 1968-05-08 1968-05-08 Universeller Lärmschutzpfropfen

Publications (1)

Publication Number Publication Date
CH487640A true CH487640A (de) 1970-03-31

Family

ID=5698893

Family Applications (1)

Application Number Title Priority Date Filing Date
CH673869A CH487640A (de) 1968-05-08 1969-05-02 Lärmschutzpfropfen

Country Status (7)

Country Link
AT (1) AT293607B (de)
BE (1) BE732751A (de)
CH (1) CH487640A (de)
DE (1) DE1766350C3 (de)
FR (1) FR2008099A1 (de)
LU (1) LU58560A1 (de)
NL (1) NL6907047A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2158978A5 (de) * 1971-10-26 1973-06-15 Nat Res Dev

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE453152C (sv) * 1984-08-23 1989-04-16 Peltor Ab Anordning foer tilltaeppning av kroekt kanal
DE69132146T2 (de) * 1990-08-20 2001-03-01 Cabot Safety Intermediate Corp Gehörschutzohrstöpsel mit alternativen einsetzweisen
US5203352A (en) * 1990-10-16 1993-04-20 Cabot Safety Corporation Polymeric foam earplug
DE19508600C2 (de) * 1995-03-10 1999-03-18 Gaplast Gmbh Ohrstopfen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2158978A5 (de) * 1971-10-26 1973-06-15 Nat Res Dev

Also Published As

Publication number Publication date
AT293607B (de) 1971-10-25
DE1766350A1 (de) 1971-07-01
DE1766350B2 (de) 1978-07-20
DE1766350C3 (de) 1979-03-22
FR2008099B1 (de) 1974-06-14
NL6907047A (de) 1969-11-11
BE732751A (de) 1969-10-16
FR2008099A1 (en) 1970-01-16
LU58560A1 (de) 1969-08-21

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Legal Events

Date Code Title Description
PL Patent ceased