CA499996A - Telephone earpiece with penetrating ear tip - Google Patents

Telephone earpiece with penetrating ear tip

Info

Publication number: CA499996A
Authority: CA; Canada
Prior art keywords: ear tip; telephone earpiece; penetrating; penetrating ear; earpiece
Prior art date: 1954-02-16
Legal status (The legal status 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 status listed.): Expired

Application number

CA499996A

Other languages

French (fr)

Inventor

Hausdorf Erich

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

CANADIAN BENAUDI Co Ltd

Original Assignee

CANADIAN BENAUDI Co Ltd

Publication date

1954-02-16

1954-02-16 Application granted granted Critical

1954-02-16 Publication of CA499996A publication Critical patent/CA499996A/en

Status Expired legal-status Critical Current

Links

230000000149 penetrating effect Effects 0.000 title 1

CA499996A Telephone earpiece with penetrating ear tip Expired CA499996A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA499996T

Publications (1)

Publication Number	Publication Date
CA499996A true CA499996A (en)	1954-02-16

Family

ID=35645444

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA499996A Expired CA499996A (en)			Telephone earpiece with penetrating ear tip

Country Status (1)

Country	Link
CA (1)	CA499996A (en)

0
- CA CA499996A patent/CA499996A/en not_active Expired

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