US1649099A - Telephone-exchange system - Google Patents

Telephone-exchange system Download PDF

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Publication number
US1649099A
US1649099A US749849A US74984924A US1649099A US 1649099 A US1649099 A US 1649099A US 749849 A US749849 A US 749849A US 74984924 A US74984924 A US 74984924A US 1649099 A US1649099 A US 1649099A
Authority
US
United States
Prior art keywords
exchange system
telephone exchange
carpenter
nov
telephone
Prior art date
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 - Lifetime
Application number
US749849A
Inventor
Warren W Carpenter
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to US749849A priority Critical patent/US1649099A/en
Application granted granted Critical
Publication of US1649099A publication Critical patent/US1649099A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Description

W. W. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 Sheets-Sheet l //7/ a/7/a/1.' Mme/7 Mama/712v I I A 4- I W. W. CARPENTER TELEPHONE EXCHANGE SYSTEM w 2 mww wwmw a 0 m 0 q, A w W Z s w% M r a h h m Q r a 1 W nunl 1 1%N NM Nov. 15, 1927. 1,649,099
- w. w. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed NOV. 14, 1924 I; 3
. w. w. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 sheets-sheet 4 w. w. CZARPENTER TELEPHONE EXCHANGE SYSTEM 4 Sheets-She QQQ Filed Nov. 1
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w. w. CARPENTER TELEPHONE EXCHANGE SYS TEM Filed Nov. 14, 1924 24 Sheets-Sheet Nov. 15, 1927;
q 1,49fl99 W. W. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 4 Sheets-Sheet= Nmn 15, 1927. 1,649,099
W. W. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 Sheets-Sheet 9 Nov. 15, 192? 1549,99
W. w. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 Sheets-Shea l0 Nov, 15, 1927.
W. W. CARPENTER TELEPHONE EXCHANGE SYSTEM 24 Sheets-Sheet' 11 Filed NQV. 14, 1924 W. CARPE L m99 TELEPHONE EXCHANGE SYSTEM Filed NOV. 14, 1924 24 sbaeibsh ei 12 i=2:mrmmzmamammmwmmammmmmmmmmwwlgi mamnmnmuwmmmmmmmnmmmmmammm mummmqmmmmmmmmmmmmmmmu-l mamas-21mm wwwmmmwmmmmmmmmnmwm-m Nov. 15, 1927..
W. W. CARPENTER TELEPHONE EXCHANGE SYSTEM 24 Sheets-Sheet 14 Filed Nov. 14, 1924 Nov. 15, 1927. 1,649,099
w. w. CARPENTER I TELEPHONE EXCHANGE SYSTEM Filed NOV. 14, 1924 24 Sheets-Sheet 15 Nov. 15, 192-7. 1,649,099
w. w. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 Sheets-Sheet l6 gllHh Nov. 15, 1927.
W. W. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 Shee Nov. 15, 1927. 1,649,099
w. w. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 Sheets-Sheet 8 by A27) Nov. 15, 1927.
1,649,099 W. W. CARPENTER I TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 Nov. 15, 192 7.
. 1,649,099 w. w. CARPENTER TELEPHONE EXCHANGE SYSTEM Filed Nov. 14, 1924 24 Sheets-Sheet 20 //9 ve/770K' War/m [kmmfer
US749849A 1924-11-14 1924-11-14 Telephone-exchange system Expired - Lifetime US1649099A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US749849A US1649099A (en) 1924-11-14 1924-11-14 Telephone-exchange system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US749849A US1649099A (en) 1924-11-14 1924-11-14 Telephone-exchange system

Publications (1)

Publication Number Publication Date
US1649099A true US1649099A (en) 1927-11-15

Family

ID=25015465

Family Applications (1)

Application Number Title Priority Date Filing Date
US749849A Expired - Lifetime US1649099A (en) 1924-11-14 1924-11-14 Telephone-exchange system

Country Status (1)

Country Link
US (1) US1649099A (en)

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